Firefox、IE的本地图片预览

兼容firefox、IE的本地图片预览

<input type=”file” name=”head_attachment” id=”head_attachment” onchange=”javascript:resizeImage(‘head_img’,this,this.value);” />

function resizeImage(imgbox,o,imgurl)  
{  
	if(document.all)  
	{  
		document.getElementById(imgbox).src = imgurl;  
		document.getElementById(imgbox).style.display = “block”;  
	}  
	else  
	{  
		document.getElementById(imgbox).src = o.files[0].getAsDataURL();  
		document.getElementById(imgbox).style.display = “block”;  
	}  
}