//AutoImgSize
jQuery.fn.LoadImage=function(scaling,width,height,loadpic){ 
	if(loadpic==null)loadpic="http://www.xinniangjie.com/image/shop/loader.gif"; 
	return this.each(function(){ 
		var t=$(this); 
		var src=$(this).attr("src") 
		var img=new Image(); 
		//alert("Loading") 
		img.src=src; 
		//AutoImgSize 
		var autoScaling=function(){ 
			if(scaling){ 
				if(img.width>0 && img.height>0){ 
					if(img.width/img.height>=width/height){ 
						if(img.width>width){ 
							t.width(width); 
							t.height((img.height*width)/img.width); 
							}else{ 
								t.width(img.width); 
								t.height(img.height); 
						} 
				}else{ 
					if(img.height>height){ 
						t.height(height); 
						t.width((img.width*height)/img.height); 
					}else{ 
						t.width(img.width); 
						t.height(img.height); 
						} 
					} 
				} 
			} 
		} 
			if(img.complete){ 
			//alert("getToCache!"); 
			autoScaling(); 
			return; 
			} 
			$(this).attr("src",""); 
			var loading=$("<img alt=\"loading\" title=\"loading\" src=\""+loadpic+"\" />"); 
			t.hide(); 
			t.after(loading); 
			$(img).load(function(){ 
			autoScaling(); 
			loading.remove(); 
			t.attr("src",this.src); 
			t.show(); 
			//alert("finally!") 
				}); 
		}); 
}