页面传值

 onclick="window.open('indexSeach.aspx?WareKey='+form1.txtKey.value+'&agentKey='+form1.txtagents.value);"

 

 

 

 Button1.Attributes.Add("onclick","javascript:Checknull()");

<script language="javascript">

function Checknull()
{
if(document.form1.txtKey.value=="商品名关键字" && document.form1.txtagents.value=="代理商关键字")
{
alert("筛选条件至少要填写一个");
}
else
{
window.open('indexSeach.aspx?WareKey='+form1.txtKey.value+'&agentKey='+form1.txtagents.value);
}

}
</script>