function popup(src,width,height,features){
	var xwidth='width='+width;
	var xheight=',height='+height+',';
	var myfeatures=xwidth+xheight+features+',top=280,left=175,scrollbars=yes,resizable=yes,status=yes';
	var myXtrawin=open(src,"myXtrawin",myfeatures);
	myXtrawin.focus();
	return false;
}