function dhtml_dom_img_enlarge(div_id)
	{
	screen_width = document.body.clientWidth;
	var screen_limit = screen_width-30-Math.ceil(screen_width/100);	//thats the padding.
	var img_arr = document.getElementById(div_id).getElementsByTagName('img');
	for(i=0;i<img_arr.length;i++)
		{ 
		var need_work = 0;
		var this_img_src = img_arr[i].src;
		var this_img_width = img_arr[i].width;
		img_arr[i].onload = function() {dhtml_add_enlarge_text(this, screen_limit);}
		}
	}
function dhtml_add_enlarge_text(obj, screen_limit)
	{
	//alert("scr:" + screen_limit + " img:" + obj.width);
	if(obj.width >= screen_limit)
		{ 
		var imgsrc = obj.src;
		var aa = document.createElement('div');
		aa.innerHTML = 'Click here to enlarge. (' + obj.width + 'px x ' + obj.height   + 'px)';
		
		aa.setAttribute('class', 'zoomimg');
		aa.onclick = function(){dhtml_popup_img_obj_url(obj);}
		obj.parentNode.insertBefore(aa, obj.nextSibling);  
		obj.style.maxWidth = screen_limit + 'px';  
		obj.title = 'Click below to enlarge.';
		obj.style.border = '1px';
		obj.style.borderStyle = 'solid';
		obj.style.borderColor = '#e0e0e0';
		}
	}