// Main Navigation

	var Shown = 'none';

function showDefault() {
    if (Shown == 'Default') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'Default';
	}
	}

function showTrailers() {
    if (Shown == 'Trailers') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpTrailers").style.display = '';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'Trailers';
	}
	}

function showAbout() {
    if (Shown == 'About') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = '';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'About';
	}
	}

function showOwners() {
    if (Shown == 'Owners') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = '';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'Owners';
	}
	}

function showDealers() {
    if (Shown == 'Dealers') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = '';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'Dealers';
	}
	}

function showHome() {
    if (Shown == 'Home') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpTrailers").style.display = 'none';
	document.getElementById("navHelpAbout").style.display = 'none';
	document.getElementById("navHelpOwners").style.display = 'none';
	document.getElementById("navHelpDealers").style.display = 'none';
	document.getElementById("navHelpHome").style.display = '';
	Shown = 'Home';
	}
	}


// Dealer Navigation

	var Shown = 'none';

function showDealerDefault() {
    if (Shown == 'Default') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'Default';
	}
	}

function showSales() {
    if (Shown == 'Sales') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpSales").style.display = '';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'Sales';
	}
	}

function showCommunications() {
    if (Shown == 'Communications') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = '';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'Communications';
	}
	}

function showMarketing() {
    if (Shown == 'Marketing') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = '';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'Marketing';
	}
	}

function showTraining() {
    if (Shown == 'Training') {
    document.getElementById("navHelpDefault").style.display = '';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("navHelpDefault").style.display = 'none';
    document.getElementById("navHelpSales").style.display = 'none';
	document.getElementById("navHelpCommunications").style.display = 'none';
	document.getElementById("navHelpMarketing").style.display = 'none';
	document.getElementById("navHelpTraining").style.display = '';
	Shown = 'Training';
	}
	}


// Use Navigation

	var Shown = 'none';

function showc0() {
    if (Shown == 'c0') {
    document.getElementById("caption0").style.display = '';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("caption0").style.display = '';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'c0';
	}
	}

function showc1() {
    if (Shown == 'c1') {
    document.getElementById("caption0").style.display = '';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = '';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'c1';
	}
	}

function showc2() {
    if (Shown == 'c2') {
    document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = '';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = '';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'c2';
	}
	}

function showc3() {
    if (Shown == 'c3') {
    document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = '';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = '';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'c3';
	}
	}

function showc4() {
    if (Shown == 'c4') {
    document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = '';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = '';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'c4';
	}
	}

function showc5() {
    if (Shown == 'c5') {
    document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = '';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = '';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'c5';
	}
	}

function showc6() {
    if (Shown == 'c6') {
    document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = '';
	document.getElementById("caption6").style.display = 'none';
	Shown = 'none';
	    }
    else {
	document.getElementById("caption0").style.display = 'none';
    document.getElementById("caption1").style.display = 'none';
    document.getElementById("caption2").style.display = 'none';
	document.getElementById("caption3").style.display = 'none';
	document.getElementById("caption4").style.display = 'none';
	document.getElementById("caption5").style.display = 'none';
	document.getElementById("caption6").style.display = '';
	Shown = 'c6';
	}
	}


// Popup Window

function openURL()
{ 

// grab index number of the selected option
selInd = document.theForm.pulldown.selectedIndex; 

// get value of the selected option
goURL = document.theForm.pulldown.options[selInd].value;

// redirect browser to the grabbed value (hopefully a URL)
top.location.href = goURL; 

}


function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, 'photo', 'toolbar=0,scrollbars=0,location=0,statusbar=1,menubar=0,resizable=1,width=550,height=550');");
}

function popUpTall(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, 'photo', 'toolbar=0,scrollbars=0,location=0,statusbar=1,menubar=0,resizable=1,width=550,height=650');");
}

function seanUp(URL, height, width) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, 'photo', 'toolbar=0,scrollbars=0,location=0,statusbar=1,menubar=0,resizable=1,width=" + width + ",height=" + height + "');");
}


// Home Use Select

function WM_imageSwap(daImage, daSrc){
  var objStr,obj;
  /*
    WM_imageSwap()
    Changes the source of an image.

    Source: Webmonkey Code Library
    (http://www.hotwired.com/webmonkey/javascript/code_library/)

    Author: Shvatz
    Author Email: shvatz@wired.com

    Usage: WM_imageSwap(originalImage, 'newSourceUrl');

    Requires: WM_preloadImages() (optional, but recommended)
    Thanks to Ken Sundermeyer (ksundermeyer@macromedia.com) for his help
    with variables in ie3 for the mac. 
    */

  // Check to make sure that images are supported in the DOM.
  if(document.images){
    // Check to see whether you are using a name, number, or object
    if (typeof(daImage) == 'string') {
      // This whole objStr nonesense is here solely to gain compatability
      // with ie3 for the mac.
      objStr = 'document.' + daImage;
      obj = eval(objStr);
      obj.src = daSrc;
    } else if ((typeof(daImage) == 'object') && daImage && daImage.src) {
      daImage.src = daSrc;
    }
  }
}


// Preload

function WM_preloadImages() {

/*
WM_preloadImages()
Loads images into the browser's cache for later use.

Source: Webmonkey Code Library
(http://www.hotwired.com/webmonkey/javascript/code_library/)

Author: Nadav Savio
Author Email: nadav@wired.com

Usage: WM_preloadImages('image 1 URL', 'image 2 URL', 'image 3 URL', ...);
*/

  // Don't bother if there's no document.images
  if (document.images) {
    if (typeof(document.WM) == 'undefined'){
      document.WM = new Object();
    }
    document.WM.loadedImages = new Array();
    // Loop through all the arguments.
    var argLength = WM_preloadImages.arguments.length;
    for(arg=0;arg<argLength;arg++) {
      // For each arg, create a new image.
      document.WM.loadedImages[arg] = new Image();
      // Then set the source of that image to the current argument.
      document.WM.loadedImages[arg].src = WM_preloadImages.arguments[arg];
    }
  }
}


// Use Drop Down

function navigate(choice) {
	var url = choice.options[choice.selectedIndex].value;
		if (url) {
		location.href = url;
	}
}


// Confirm

function MsgOkCancel() 
            { 
                return confirm('Are you sure?');
            }
            
            
 	// based on David F. Miller's Zebra Tables (A List Apart issue 173)
  // this function is need to work around 
  // a bug in IE related to element attributes
  function hasClass(obj) {
     var result = false;
     if (obj.getAttributeNode("class") != null) {
         result = obj.getAttributeNode("class").value;
     }
     return result;
  }   
            
 function stripe(id) {

    // the flag we'll use to keep track of 
    // whether the current row is odd or even
    var even = false;
  
    // if arguments are provided to specify the colours
    // of the even & odd rows, then use the them;
    // otherwise use the following defaults:
    var evenColor = arguments[1] ? arguments[1] : "#fff";
    var oddColor = arguments[2] ? arguments[2] : "#eee";
  
    // obtain a reference to the desired table
    // if no such table exists, abort
    var table = document.getElementById(id);
    if (! table) { return; }
    
    // by definition, tables can have more than one tbody
    // element, so we'll have to get the list of child
    // &lt;tbody&gt;s 
    var tbodies = table.getElementsByTagName("tbody");

    // and iterate through them...
    for (var h = 0; h < tbodies.length; h++) {
    
     // find all the &lt;tr&gt; elements... 
      var trs = tbodies[h].getElementsByTagName("tr");
      
      // ... and iterate through them
      for (var i = 0; i < trs.length; i++) {

	    // avoid rows that have a class attribute
        // or backgroundColor style
	    if (!hasClass(trs[i]) && ! trs[i].style.backgroundColor) {
 
         // get all the cells in this row...
          var tds = trs[i].getElementsByTagName("td");
        
          // and iterate through them...
          for (var j = 0; j < tds.length; j++) {
        
            var mytd = tds[j];

            // avoid cells that have a class attribute
            // or backgroundColor style
	        if (! hasClass(mytd) && ! mytd.style.backgroundColor) {
        
		      mytd.style.backgroundColor = even ? evenColor : oddColor;
              
            }
          }
        }
        // flip from odd to even, or vice-versa
        even =  ! even;
      }
    }
  }