//---------------------------------------
// start: BROWSER DETECTION
//---------------------------------------

//for NS 4+, IE 5+
var doc, doc2, doc3, sty;
var n4,ie,n6;
	if (document.layers){
		n4=true;doc = "document.";doc2="document.";doc3="";sty="";
	} else if (document.all){
		ie=true;doc = "document.all.";doc2="";doc3="";sty=".style";
	} else if(document.getElementById){
		n6=true;doc = "document.getElementById('";doc2="'');";doc3="');";sty=".style";
	} 
//---------------------------------------
// end: BROWSER DETECTION
//---------------------------------------
//---------------------------------------
// start: main menu data/functions
//---------------------------------------
	menuData = new Array('m_program', 32
									,'m_accomm',22
										,'m_travel',22
										,'m_registration',22
										,'m_tours',23
										,'m_nhyale',21
										,'m_attendees',22
										,'m_sponsors',38)

	menuImageArray = new Array();									
	function loadImages(mData){
		numCols =2
		numRows = mData.length/numCols
		for(var i=0; i < numRows; i++){
			imgName = mData[i*numCols]
			imgWidth = mData[(i*numCols)+1]
			imgOnName  = imgName + 'On' 
			menuImageArray[imgOnName] = new Image(imgWidth,14)
			menuImageArray[imgOnName].src = "images/" + imgName + "_on.gif"

			imgOffName  = imgName + 'Off' 
			menuImageArray[imgOffName] = new Image(imgWidth,14)
			menuImageArray[imgOffName].src = "images/" + imgName + "_off.gif"
		}
	}
	loadImages(menuData);
	
	
	function flipImg(imgName,onOff){
		imgObj = eval('document.' + imgName)
		if (onOff==1){	
			//imgObj.src = menuImageArray[(imgName + 'On' )].src;
			imgObj.src = eval('menuImageArray.'+ imgName + 'On.src');

		}else {
			//imgObj.src = menuImageArray[(imgName + 'Off' )].src;
			imgObj.src = eval('menuImageArray.'+ imgName + 'Off.src');

		}
	}
//---------------------------------------
// end: main menu data/functions
//---------------------------------------

//---------------------------------------
// start: pop-up window 
//---------------------------------------
function popUp(pageName){
	//var winParams = 'width=600,height=600,scrollbars=yes,resizable=yes,status=yes,location=yes,menubar=yes,toolbar=yes'
	var winParams = 'toolbar=1,scrollbars=1,location=1,statusbar=1,menubar=1,resizable=1,width=600,height=400,left=50,top=50'
	popWin = window.open(pageName,'rbms',winParams);
	popWin.focus()
}

//---------------------------------------
// start: pop-up registration 
//---------------------------------------
function popReg(pageName){
	var winParams = 'toolbar=1,scrollbars=1,location=1,statusbar=1,menubar=1,resizable=1,width=800,height=500,left=50,top=50'
	popWin = window.open(pageName,'rbms',winParams);
	popWin.focus()
}
//---------------------------------------
// end: pop-up window 
//---------------------------------------