function open_window(myiD, url, title, height, width){
	dhtmlwindow.open(myiD, "iframe", url, title, "width="+height+"px,height="+width+"px,resize=0,scrolling=0,center=1", "recal")
}
function hide_window(theWindow){
	if(document.getElementById(theWindow).style.display!='none'){
		document.getElementById(theWindow).style.display='none';
	}
}