（转）输入时屏蔽特殊字符

<script language="javascript" type="text/javascript">

var arr=new Array();

arr[0]=/[\`\~\!\@\#\$\%\^\&\*\(\)\+\\\]\[\}\{\'\;\:\"\/\.\,\>\<\]\s\|\=\-\?]/g;

arr[1]=/[^\d]/g;

//屏蔽输入的特殊字符

function filtecharacter(obj, index) {

obj.value = obj.value.replace(arr[index], "");

}

</script>

<input type="text" name="name" maxlength="19" class="text" onkeyup="filtecharacter(this,0)" />