function ow(file,wid,hei,bars,resiz,status) {
xpos = (750-wid)/2;
ypos = 100; window1=window.open(''+file+'',"MG",'scrollbars='+bars+',resizable='+resiz+',width='+wid+',height='+hei+',left='+(screen.width-wid)/2+',top='+(screen.height-hei)/2+',screenx='+xpos+',screeny='+ypos+',status='+status+'');
 window1.focus();
}