function popup (url,h,w){
x=(screen.availWidth)
y=(screen.availHeight)-30
posx=(x/2-w/2)
posy=(y/2-h/2)
winprops = 'height='+h+',width='+w+',top='+posy+',left='+posx+',resizable=no, status=no, scrollbars=no'
win = window.open(url, 'Client', winprops)
win.close;
}
function openimg (url,h,w){
x=(screen.availWidth)
y=(screen.availHeight)-30
posx=(x/2-w/2)
posy=(y/2-h/2)
winprops = 'height='+h+',width='+w+',top='+posy+',left='+posx+',resizable=no'
win = window.open(url, 'Imatgesc', winprops)
win.document.write("\n\n\nEnflex\n\n\n\n![\"-=Tancar](\"")
\n\n\n");
win.close;
}