//ͼƬ×Ô¶¯ÊÊÓ¦
function scalePhoto(imgId,width,height){
	var img = document.getElementById(imgId);
	if(img != null){
		var imgWidth = img.width;
		var imgHeight = img.height; 
		if(imgWidth>width&&imgHeight>height){
			//both image's width and height are larger than required one
			var widthRate = imgWidth/width;
			var heightRate = imgHeight/height;
			if(widthRate>heightRate){
			    //use width to retrieve the image
			    img.width=width;
			    img.height=imgHeight*(width/imgWidth);
		   }else{
				img.height=height;
				img.width=imgWidth*(height/imgHeight);
		   }
	  }
	  else if(imgWidth>width){
	   	//the image width lg than the required width
		img.width=width;
		img.height=imgHeight*(width/imgWidth);
	  }
	  else if(imgHeight>height){
		//the image height lg than the required
		img.height=height;
		img.width=imgWidth*(height/imgHeight); 
	  }  
	}
}


//function MMOpen(urlstr,w,h) {
//	window.open(urlstr,'_blank','height='+h+',width='+w+',top=30,left=180,toolbar=no,menubar=no,scrollbars=yes,resizable=yes,location=no,status=no')
//}


function MMOpenProducts(urlstr) {
	window.open(urlstr,'_blank','height=600,width=730,top=30,left=180,toolbar=no,menubar=no,scrollbars=yes,resizable=yes,location=no,status=no')
}