function display_pic(url, title, xsize, ysize){
var x2size = xsize+0;
var y2size = ysize+0;
html = "" + title + "" +
"" +
"![Pic](" + url+ ")
" +
"";
var details = "toolbar=0,location=0,directories=0,menuBar=0,scrollbars=no,resizable=1,width=" + x2size + ",height=" +y2size
popup=window.open('','image',details);
popup.document.open();
popup.document.write(html);
popup.document.focus();
popup.document.close()
};