// 

function isemail(s)
{if(s.length>100)
{window.alert("email地址长度不能超过100位!");return false;}
s=s.toLowerCase()
var regu="^(([0-9a-zA-Z]+)|([0-9a-zA-Z]+[_.0-9a-zA-Z-]*))@([a-zA-Z0-9-]+[.])+([a-zA-Z]{2}|net|NET|com|COM|gov|GOV|mil|MIL|org|ORG|edu|EDU|int|INT|name|NAME)$";var re=new RegExp(regu);if(s.search(re)!=-1){return true;}else{window.alert("请输入有效合法的E-mail地址 ！");return false;}}
function Jtrim(str)
{var i=0;var len=str.length;if(str=="")return(str);j=len-1;flagbegin=true;flagend=true;while((flagbegin==true)&&(i<len))
{if(str.charAt(i)==" ")
{i=i+1;flagbegin=true;}
else
{flagbegin=false;}}
while((flagend==true)&&(j>=0))
{if(str.charAt(j)==" ")
{j=j-1;flagend=true;}
else
{flagend=false;}}
if(i>j)return("");trimstr=str.substring(i,j+1);return trimstr;}
function isValidDate(year,month,day)
{year=parseInt(year,10);month=parseInt(month,10);day=parseInt(day,10);if((month==4)||(month==6)||(month==9)||(month==11))
{if((day<1)||(day>30))
{alert("日期在1 - 30之间");return(false);}}
else
{if(month!=2)
{if((day<1)||(day>31))
{alert("日期在1 - 31之间");return(false);}}
else
{if((year%100)!=0&&(year%4==0)||(year%100)==0&&(year%400)==0)
{if(day>29)
{alert("日期在1 - 29之间");return(false);}}
else
{if(day>28)
{alert("日期在1 - 28之间");return(false);}}}}
return(true);}
function DateCompare(YearFrom,MonthFrom,YearTo,MonthTo)
{YearFrom=parseInt(YearFrom,10);MonthFrom=parseInt(MonthFrom,10);YearTo=parseInt(YearTo,10);MonthTo=parseInt(MonthTo,10);if(YearFrom>YearTo)
{return false;}
else
{if(YearFrom==YearTo)
{if(MonthFrom>MonthTo)
return false;}}
return true;}
function intOnly(){if(event.keyCode!=13){if((event.keyCode>=48&&event.keyCode<=57))
{event.returnValue=true;}
else
{alert("请输入整数!");event.returnValue=false;}}}
function eintOnly(){if(event.keyCode!=13){if((event.keyCode>=48&&event.keyCode<=57))
{event.returnValue=true;}
else
{alert("Please input integer!");event.returnValue=false;}}}
function isInt(obj){if(obj==""){return false;}
slen=obj.length;for(i=0;i<slen;i++)
{cc=obj.charAt(i);if(cc<"0"||cc>"9")
{return false;}}
return true;}
function Verifyhanzi(str)
{var reg=/[^\x00-\x80]/;for(nIndex=0;nIndex<str.length;nIndex++)
{cCheck=str.charAt(nIndex);if(!reg.test(cCheck)){return false;}}
return true;}
function Verifyname(str)
{str=str.toLowerCase()
var regu="^(([0-9a-zA-Z]+)|([0-9a-zA-Z]+[_.0-9a-zA-Z-]*))@([a-zA-Z0-9-]+[.])+([a-zA-Z]{2}|net|NET|com|COM|gov|GOV|mil|MIL|org|ORG|edu|EDU|int|INT|name|NAME)$";var re=new RegExp(regu);if(str.search(re)!=-1){return true;}else{for(nIndex=0;nIndex<str.length;nIndex++)
{cCheck=str.charAt(nIndex);if(!(isInt(cCheck)||IsAlpha(cCheck)))
{return false;}}}
return true;}
function strlength(str){return str.replace(/[^\x00-\xff]/gi,'xx').length;}
function IsAlpha(cCheck)
{return((('a'<=cCheck)&&(cCheck<='z'))||(('A'<=cCheck)&&(cCheck<='Z')))}
function chkNum(obj){if(obj.match(/\d{8,}/g)){return false;}
return true;}