方法一：

<scripttype="text/javascript">

<>

</script>

方法二：

<scripttype="text/javascript">

<>

</script>

方法三：

<scripttype="text/javascript">

functiongetUrlPara(paraName){

varsUrl=location.href;

varsReg="(?:?|&){1}"+paraName+"=([^&]*)"

varre=newRegExp(sReg,"gi");

re.exec(sUrl);

returnRegExp.$1;

}

//应用实例：test_para.html?a=11&b=22&c=33

alert(getUrlPara("a"));

alert(getUrlPara("b"));

</script>