//过滤URL非法SQL字符
var sUrl=location.search.toLowerCase();
var sQuery=sUrl.substring(sUrl.indexOf("=")+1);
re=/select|update|delete|truncate|join|union|exec|insert|drop|count|'|"|;|>|<|%/i;
if(re.test(sQuery))
{
alert("请勿输入非法字符");
location.href=sUrl.replace(sQuery,"");
}

function AntiSqlValid(oField )
{
re= /select|update|delete|exec|count|'|"|=|;|>|<|%/i;
if ( re.test(oField.value) )
{
//alert("请您不要在参数中输入特殊字符和SQL关键字！"); //注意中文乱码
oField.value = ";
oField.className="errInfo";
oField.focus();
return false;
}

txtName.Attributes.Add("onblur", "AntiSqlValid(this)");//防止Sql脚本注入