function rollOver(imgId,imgSrc) {	
	var rollImg = document.getElementById(imgId);
	rollImg.src = imgSrc;
}

function show(obj,disp) {
	var theObj = document.getElementById(obj);
	if (disp == 1) {
		theObj.style.display = 'block';
	} else if (disp ==2) {
		theObj.style.display = 'inline';
	} else {
		theObj.style.visibility = 'visible';
	}
}

function hide(obj,disp) {
	var theObj = document.getElementById(obj);
	if (disp) {
		theObj.style.display = 'none';
	} else {
		theObj.style.visibility = 'hidden';
	}
}

function showOrHide(obj) {
	var theObj = document.getElementById(obj);
	if(theObj.style.visibility=='visible') {
		theObj.style.visibility = 'hidden';
	} else {
		theObj.style.visibility = 'visible';
	}
}

var myimages=new Array()
function preloadImages(){
	for (i=0;i<preloadImages.arguments.length;i++){
	myimages[i]=new Image();
	myimages[i].src=preloadImages.arguments[i];
	}
}

function openPopUp(popUrl,popWidth,popHeight) {
	window.open(popUrl,'dmpopup','location=no,scrollbars=yes,width=' + popWidth + ',height=' + popHeight + ',menubar=yes,toolbar=no');
}

function poppedUp(popWidth,popHeight) {
	if (popWidth && popHeight) {
		window.resizeTo(popWidth,popHeight);
	}
	window.focus();
}