// JavaScript Document

var flag=false; 
function DrawImage(ImgD,W,H){ 
	var image = new Image(); 
	image.src = ImgD.src; 
	if(image.width > 0 && image.height > 0){ 
		flag = true; 
		if(image.width/image.height >= W/H){ 
			if(image.width > W){ 
				ImgD.width = H; 
				ImgD.height = (image.height*H)/image.width; 
			}else{ 
				ImgD.width=image.width; 
				ImgD.height=image.height; 
			} 
			ImgD.alt = image.width +"x"+ image.height; 
		} 
		else{ 
			if(image.height > H){ 
				ImgD.height = H; 
				ImgD.width = (image.width*W)/image.height; 
			}else{ 
				ImgD.width = image.width; 
				ImgD.height = image.height; 
			} 
			ImgD.alt = image.width +"x"+ image.height; 
		} 
	} 
}