function imgWindow(file,width_len,height_len){
var features = "top=20, left=20, width=100 , height=100, scrollbars=yes,status=no,toolbar=no,menubar=no,resizable=yes";
myWin = window.open('','foto',features);
//alert(file);
myWin.focus();
w=width_len;
w=w+10+20;
h=height_len;
if (h>540) h=540;
h=h+34+17;
myWin.resizeTo(w,h);
myWin.document.write("");
myWin.document.write("");
myWin.document.write("");
myWin.document.write("");
myWin.document.close();
}