//////////// function openPopup(strHref){ window.open(strHref, '', 'width=600,height=400,resizable=1,scrollbars=yes,align=center'); } //* 1. 去掉字符串头空和尾空 function Trim(str) { return str.replace(/^\s+|\s+$/g,''); } function isLeapYear(year) { if (((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0)) return true; else return false; } //* 2. 判断是否数字（整形），返回:是数字返回true,否则返回false.strSource相当于form.text.value function isNumeric(strSource) { var bRet=true; var CH_DOT = "."; var iCountDot = 0; var CH_MINUS = "-"; var iCountMinus = 0; if (strSource == "" || strSource == null) bRet=false; else { strSource = strSource + ""; for (var i=0; i< strSource.length; i++) { var ch = strSource.charAt(i) if (ch == CH_DOT) { iCountDot ++ ; if (iCountDot > 1) { bRet = false; break; } } else if (ch == CH_MINUS) { iCountMinus ++ ; if (iCountMinus > 1) { bRet = false; break; } } else bRet = ! isNaN(parseFloat(ch)); if ( !bRet ) break; } } return(bRet); } //* 3. 判断是否含字符串中不允许的特殊字符, 特殊字符的定义为'\" function isCorrectString(strName) { // var strNotCorrectName=new String("><';\\\"\(\)") var strNotCorrectName=new String("'\\\"") for ( i = 0; i < strNotCorrectName.length; i++ ) { if ( strName.indexOf(strNotCorrectName.substring(i,i+1)) > -1 ) return false; } var strFirst = Trim(strName.substring( 0,1 )); if ( strFirst == '-' || strFirst == '_' ) { return false; } return true; } //* 4. 判断时间是否正确,是2003-01-01格式返回true,否则返回false;当没有输入时,返回true. function isDateWithMinus(checktext) { var datetime; var year,month,day; var gone,gtwo; if(Trim(checktext.value)!="") { datetime=Trim(checktext.value); if(datetime.length==10) { year=datetime.substring(0,4); if(isNaN(year)==true) { alert("请输入日期!格式为(yyyy-mm-dd) \n例如:(2001-01-01)!"); checktext.focus(); return false; } gone=datetime.substring(4,5); month=datetime.substring(5,7); if(isNaN(month)==true) { alert("请输入日期!格式为(yyyy-mm-dd) \n例如:(2001-01-01)!"); checktext.focus(); return false; } gtwo=datetime.substring(7,8); day=datetime.substring(8,10); if(isNaN(day)==true) { alert("请输入日期!格式为(yyyy-mm-dd) \n例如:(2001-01-01)!"); checktext.focus(); return false; } if((gone=="-")&&(gtwo=="-")) { if(month<1||month>12) { alert("月份必须在1和12之间!"); checktext.focus(); return false; } if(day<1||day>31) { alert("日期必须在1和31之间!"); checktext.focus(); return false; } else { if(month==2) { if(isLeapYear(year)&&day>29) { alert("二月份日期必须在1和29之间!"); checktext.focus(); return false; } if(!isLeapYear(year)&&day>28) { alert("二月份日期必须在1和28之间!"); checktext.focus(); return false; } } if((month==4||month==6||month==9||month==11)&&(day>30)) { alert("在四,六,九,十一月份 \n日期必须在1和30之间!"); checktext.focus(); return false; } } } else { alert("请输入日期!格式为(yyyy-mm-dd) \n例如:(2001-01-01)!"); checktext.focus(); return false; } } else { alert("请输入日期!格式为(yyyy-mm-dd) \n例如:(2001-01-01)!"); checktext.focus(); return false; } } else { return true; } return true; } //* 5.打印整个页面方法 function printit(){ if (window.print) { window.print() ; } else { var WebBrowser = ''; document.body.insertAdjacentHTML('beforeEnd', WebBrowser); WebBrowser1.ExecWB(6, 2); } } //判断Email是否合法 function isEmail(theStr) { var atIndex = theStr.indexOf('@'); var dotIndex = theStr.indexOf('.',atIndex); var flag = true; theSub = theStr.substring(0,dotIndex+1); if ((atIndex<1) || (atIndex != theStr.lastIndexOf('@')) || (dotIndex < atIndex + 2) || (theStr.length <= theSub.length)) { flag = false;} else {flag = true ;} return(flag); } //显示输入标题的字符数 function CheckLength(input,len){ var MSIE=navigator.userAgent.indexOf("MSIE"); var num = 0; if (MSIE > -1){ for (i = 0;i < input.length; i ++){ if (input.charCodeAt(i) > 127){ num = num + 2; }else{ num=num + 1; } } }else{ num = input.length; } if (num > len){ return false; } else{ return true; } } //页面内用户登陆JS验证------------------------------------------- var name; function entersub(event1){ var inputkeycode; if (name == "Netscape") inputkeycode=event1.which; else inputkeycode=event.keyCode; if (inputkeycode==13) { loginSubmit(); } } function focusget(){ document.login0.username.focus(); name = navigator.appName; } document.onkeypress=entersub; function ok(select){ if(select.options[select.selectedIndex].value!='$') { window.open(select.options[select.selectedIndex].value,'_blank'); } } function loginSubmit(){ login0.username.value = Trim(login0.username.value); if (login0.username.value < 1) { alert("请输入用户名"); login0.username.focus(); return; } login0.password.value = Trim(login0.password.value); if (login0.password.value < 1) { alert("请输入密码"); login0.password.focus(); return; } login0.submit(); login0.username.value = ""; login0.password.value = ""; }