function pic_reset(drawImage,thumbs_size) {
var max = thumbs_size.split(',');
var fixwidth = max[0];
var fixheight = max[1];
w=drawImage.width;h=drawImage.height;
if(w>fixwidth) { drawImage.width=fixwidth;drawImage.height=h/(w/fixwidth);}
if(h>fixheight) { drawImage.height=fixheight;drawImage.width=w/(h/fixheight);}
drawImage.style.cursor= "pointer";
drawImage.onclick = function() { window.open(this.src);}
drawImage.title = "点击查看原始图片";
}
Code