//给注册按钮添加 来源媒体参数
	window.onload = function(){
		//regNode
		var m = document.getElementById("originMedia").value;
		if(m != null && m !="null"){
			var regNodes = document.getElementsByName("regNode");
			//alert(regNodes.length);
			for(var i = 0 ; i < regNodes.length ; i++){
				regNodes[i].href = regNodes[i].href+"?m="+m;
			}
		}
		var copyright = document.getElementById("copyright").value;
		var copyrightNodes =  document.getElementsByName("copyrightNode");
		for(var j = 0 ; j < copyrightNodes.length; j++){
			copyrightNodes[j].firstChild.nodeValue = copyright;
		}
}