var PopUpWin;
function DaPopup(url,Daname,Dawidth,Daheight,scrollb){
var props = ""
	if (PopUpWin){
		PopUpWin.close;
		PopUpWin = null;		
		}
	if(Dawidth==''){
	Dawidth = 250
	}
		if(Daheight==''){
	Daheight = 350
	}
	//alert("scroll="+scrollb);
	if(scrollb){
		props = "toolbar=no,menubar=no,scrollbars=yes,resizable=yes";
		
	}else{
		props = "toolbar=no,menubar=no,scrollbars=no,resizable=yes";
	}
	PopUpWin = window.open(url,Daname,props+',width='+Dawidth+',height='+Daheight+',directories=no');
	if (PopUpWin) {
		PopUpWin.opener = window;
		PopUpWin.focus();
	}
}