var newwindow;
function popup(url, width, height)
{
	newwindow=window.open(url,'name','height='+height+',width='+width+',resizable=yes,scrollbars=no,toolbar=false,menubar=false,status=no');
	newwindow.focus();
}
// otwarcie nowego okna z obrazkiem
function imgPreViewInPopUp(sImgURL) {
     window.open( "imgPreViewPopUp.php?"+sImgURL, "","resizable=1,HEIGHT=250,WIDTH=250,scrollbars=yes");
}