// 判断是否为有效的url
function IsDNS0(argValue)
{
	var flag=false;
	var compStr="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_:1234567890./?&=";
	var length=argValue.length;
	for (var iIndex=0;iIndex<length;iIndex++)
		{
			var temp=compStr.indexOf(argValue.charAt(iIndex));
			if(temp==-1) 
				{
					flag=false;
					break;							
				}
			else
				{
					flag=true;
				}
		}
	return flag;
}
function IsURL0(argurl) {
	var myReg,regarray,i,count;
    myReg = new RegExp("^http://{1}");
	if (!myReg.test(argurl))
		return false;
	else
		return true;
}
	function setcheck()
	{
		document.domain_tongyong_reg_d1_3.agree.checked =true;
	}