myURL = '/';
pathname =myURL + 'images/navbuts/'
var imagesExist
var layersExist
var rollSuffix='rol.gif'
var origSuffix='but.gif'

var textSuffix='Text'
var ext ='.gif'

if (document.images) {
		if (document.layers) {
			layersExist = document.layers
		}


	imagesExist=document.images

	} else {

	 imagesExist=null

		
}

//CREATE IMAGE ARRAY FOR PRLOAD
if (document.images)  {

var ImageSrc = new Array(

		"indexrol.gif",	
	"historyrol.gif",	
	"hotwordsrol.gif",	
	"lessonsrol.gif",
	"activitiesrol.gif",
	 "libraryrol.gif",
  "learningrol.gif",
  "homerol.gif",
  "linksrol.gif",
  "searchrol.gif",
  "sitemaprol.gif",
  "tlarrowrol.gif",
  "trarrowrol.gif",
   "whatsnewrol.gif")

var ImageList = new Array()

for (counter in ImageSrc) {

	ImageList[counter] = new Image()
	ImageList[counter].src = pathname + ImageSrc[counter]
	}

}


function off(name,objectID) {
	if (document.images) {
				
						document.images[name].src= pathname + name + origSuffix

			if(objectID) {

		  		 var dom = findDOM(objectID, 1)

						dom.visibility = 'hidden'	

						var objectID2 = objectID + "2"

						var dom2 = findDOM(objectID2, 1)

						dom2.visibility = 'hidden'
		   	}	
  	}
}


function on(name,objectID) {

	if (document.images) {
		 
					document.images[name].src= pathname + name + rollSuffix; 
	
			if(objectID) {
			
		  	 var dom = findDOM(objectID, 1)

					dom.visibility = 'visible'	

					var objectID2 = objectID + "2"

					var dom2 = findDOM(objectID2, 1)

					dom2.visibility = 'visible'

			}
 	}

}

function setVisibility(objectID, state) {

		var dom = findDOM(objectID, 1)

		dom.visibility = state

}



function turnOffText() {
textArray = new Array("historyText","hotwordsText","lessonplansText","activitiesText","libraryText","learningText")
		for (counter in textArray) { 
			thisObject = textArray[counter]

		//setVisibility(thisObject, 'hidden')
		}

}

	
	function showStatusMsg(msg)  {

					window.status=e.type;

	}