function openPopUp(url, width, height, scrolling) { //v2.0
    if (!width) width = 320;
    if (!height) height = 240;
    if (!scrolling) scrolling = "no"; 
    features = "width="+width+","
             + "height="+height+","
             + "toolbar=no,"
             + "location=no,"
             + "status=no,"
             + "menubar=no,"
             + "scrollbars="+scrolling+","
             + "top="+(window.screen.height-height)/2+","
             + "left="+(window.screen.width-width)/2;
    window.open(url,"win"+Math.round(Math.random()*1000),features);
}

function toggleVis(divID,imgBtn){
	if (document.getElementById(divID).style.display != "block"){
		document.getElementById(divID).style.display = "block";
		document.getElementById(imgBtn).src="/admin/images/hide.gif";
	}else{
		document.getElementById(divID).style.display = "none";
		document.getElementById(imgBtn).src="/admin/images/show.gif";
	}
}


function toggleVisNB(divID){
	if (document.getElementById(divID).style.display != "block"){
		document.getElementById(divID).style.display = "block";
	}else{
		document.getElementById(divID).style.display = "none";
	}
}