<script>function reproving() { //验证身份证var code=$("#cardId").val().toUpperCase();$("#cardId").val(code);var city={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江 ",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北 ",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏 ",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外 "};var tip = "";var pass= true;if(!code || !/^\d{6}(18|19|20)?\d{2}(0[1-9]|1[0-2])(0[1-9]|[12]\d|3[01])\d{3}(\d|X)$/i.test(code)){tip = "身份证号格式错误！";pass = false;return false;}else if(!city[code.substr(0,2)]){tip = "身份证号输入有误！";pass = false;return false;}else{//18位身份证需要验证最后一位校验位if(code.length == 18){code = code.split('');//∑(ai×Wi)(mod 11)//加权因子var factor = [ 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2 ];//校验位var parity = [ 1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2 ];var sum = 0;var ai = 0;var wi = 0;for (var i = 0; i < 17; i++){ai = code[i];wi = factor[i];sum += ai * wi;}var last = parity[sum % 11];if(parity[sum % 11] != code[17]){pass =false;tip = "身份证号输入有误！";return false;}}}if(pass){$("#msgbox").hide();return true;}}
</script>