function popupimg(ipath,iw,ih)
{
	if(screen.width){
		var w_x=Math.round((screen.width-iw)/2);
		if(w_x<0){w_x=0;}
		var w_y=Math.round((screen.height-ih)/2);
		if(w_y<0){w_y=0;}
		else{
			//fix IE-Opera
			//if(BW.ie){w_y=5;}else if(BW.opera){w_y=-50;}
		}
	}else{
		var w_x = 0;
		var w_y = 0;
	}
	var wp="alwaysRaised=0,top="+w_y+",left="+w_x+",height="+ih+",width="+iw+",menubar=0,toolbar=0,resizable=1,scrollbars=1,status=0";
	window.open("/imgpopup.php?"+ipath,'iPrev',wp);
}