function openWindow(url,win_name,width,height,posfromtop,posfromleft,posfromright,posfrombottom,resize,scroll) {

		var top = '', left = '';
		top = posfromtop;
		if (posfromleft) {
				left = posfromleft;
		}
		if (window.screen) {
				if ( left == '' ) {
					left = window.screen.availWidth - posfromright;
				}
    }

//		alert(url+left);
		msgWindow = open(url,win_name,'width='+width+',height='+height+',screenX='+top+',screenY='+left+',top='+top+',left='+left+',resizable='+resize+',scrollbars='+scroll);
    if (msgWindow.opener == null) msgWindow.opener = self;
}