function preloadImages()
{
  var doc = document;
  if(doc.images)
  {
    if(!doc.preloadArray)
    { 
      doc.preloadArray = new Array();
      var i = 0;
      var arrLen = doc.preloadArray.length;
      var args = preloadImages.arguments;

      for(i = 0; i < args.length; i++)
      {
        if(args[i].indexOf("#") != 0)
        {
          doc.preloadArray[arrLen] = new Image;
          doc.preloadArray[arrLen ++].src = args[i];
        }
      }

    }  
  }

}


// display rollover images
var name;
var origName;
	
function swapImage(imageName)
{	
    if(document.images)
    {
	  origName=document[imageName].src;
	  document[imageName].src= eval(imageName + "2.src");
      
    }
}
	// return rollover images to original state
function imageRestore(imageName)
{
 if(document.images)
    {		
	  document[imageName].src=origName;
    }
}


// open large window
function viewItemWin(doc)
{
newWin=window.open(doc,"Test", "width=860,height=850,toolbar=0, location=0, title=help, directories=0, status=1, resizable=1, menubar=0, scrollbars=1, left=150, top=0");
newWin.focus();
} 


function addItemWin(doc)
{
window.open(doc,"name","width=550,height=500,directories=0,toolbar=0,resizable=0,menubar=0,scrollbars=1, alwaysRaised, left=250, top=150");
}

function infoWin(doc)
{
window.open(doc, name ,"width=300,height=300,directories=0,toolbar=0,resizable=0,menubar=0,scrollbars=1, alwaysRaised, left=250, top=150");
}

function largeWin(doc)
{
window.open(doc,"name","width=700,height=700,directories=0,toolbar=0,resizable=0,menubar=0,scrollbars=1, alwaysRaised, left=250, top=150");
}

function openMediumWin(doc)
{
	window.open(doc,"name","width=450,height=500,directories=0,toolbar=0,resizable=0,menubar=0,scrollbars=1, alwaysRaised, left=250, top=150");
	//return true;
}


function goBack()
{
	history.go(-1);
}