function   isDate1(str)
{   
  if(!str.match(/^\d{4}\-\d\d?\-\d\d?$/)){return   false;}   
  var   ar=str.replace(/\-0/g,"-").split("-");   
  ar=new   Array(parseInt(ar[0]),parseInt(ar[1])-1,parseInt(ar[2]));   
  var   d=new   Date(ar[0],ar[1],ar[2]);   
  return   d.getFullYear()==ar[0]   &&   d.getMonth()==ar[1]   &&   d.getDate()==ar[2];   
  }   



function isInt(x)
{
	var isRight=true;
	for (var i=0;i<x.length;i++)
	{
		var k = x.charAt(i);
		if ((k<'0') || (k>'9'))
		{
			isRight=false;
			break;
		}
	}
	return isRight;
}

function isNum(x)
{
	var isRight=true;
	var count = 0;
	for (var i=0;i<x.length;i++)
	{
		var k = x.charAt(i);
		if ((k<'0' && k!='.') || (k>'9' && k!='.' ))
		{
			isRight=false;
			break;
		}
		if(k=='.')
			count++;
	}
	if(count>1)
	{
		isRight=false;
	}	
	return isRight;
}



//??????x????????????
function isNull(x)
{
	var isRight=false;
	if (x==""||x==null)
	{
		isRight=true;
	}
	return isRight;
}

//??????x??????????????????i
function Length(x,i)
{
	var isRight=false;
	if (x.length==parseInt(i))
	{
		isRight=true;
	}
	return isRight;
}

//?????????????????????x?????????????????????y
function comparestr_equal(x,y)
{
	var isRight=false;
	if (x==y)
	{
		isRight=true;
	}
	return isRight;
}

//??????????????????x????????????y
function compare_greater(x,y)
{
	var isRight=false;
	if (parseInt(x)>parseInt(y))
	{
		isRight=true;
	}
	return isRight;
}

//??????????????????x????????????y
function compare_equal(x,y)
{
	var isRight=false;
	if (parseInt(x)==parseInt(y))
	{
		isRight=true;
	}
	return isRight;
}

//??????????????????x????????????y
function compare_less(x,y)
{
	var isRight=false;
	if (parseInt(x)<parseInt(y))
	{
		isRight=true;
	}
	return isRight;
}

//????????????x?????????y,??????x>y ??????1;x=y ??????0;x<y ??????-1
function compare_num(x,y)
{
	var num=1;
	if (parseInt(x)<parseInt(y))
	{
		num=-1;
	}
	else if(parseInt(x)=parseInt(y))
	{
		num=0;
	}
	else
	{
		num=1;
	}
	return num;
}

//?????????????????????
function validIdCard(x)
{
	var isRight=true;
	var xLength=x.length;
	
	if (xLength==15)
	{
		for (var i=0;i<xLength;i++)
		{
			var k = x.charAt(i);
			if ((k<'0' && k!='.') || (k>'9' && k!='.' ))
			{
				isRight=false;
				break;
			}
		}
	}
	else if (xLength==18)
	{
		for (var i=0;i<xLength;i++)
		{
			var k = x.charAt(i);
			if (i!=xLength-1)
			{
				if (k<'0' || k>'9')
				{
					isRight=false;
					break;
				}
			}
			else
			{
				if ((k<'0' || k>'9') && (k<'a' || k>'z') && (k<'A' || k >'Z'))
				{
					isRight=false;
					break;
				}
			}
		}
	}
	else
	{
		isRight=false;
	}
	
	return isRight;
}

function isZero(x)
{
	var isRight=true;
	
	if (x == 0)
	{
		isRight=false;
	}
	return isRight;
}

//??????checkbox????????????
function checkboxIsNull(x)
{
	var isRight=true;
	var xLength=x.length;
	
	for(var i=0;i<xLength;i++)
	{
		if(x[i].checked==true)
		{
			isRight=false;
			break;
		}
	}
	return isRight;
}

//????????????x?????????y ,??????x???y??? ??????1;x=y ??????0;x???y??? ??????-1(???????????????yyyy-mm-dd)
function comparedate(x,y)
{
	year1=x.substring(0,4);
	month1=x.substring(5,7);
	day1=x.substring(8,10);
	date1=new Date(parseInt(year1),parseInt(month1)-1,parseInt(day1));
	year1=y.substring(0,4);
	month1=y.substring(5,7);
	day1=y.substring(8,10);
	date2=new Date(parseInt(year1),parseInt(month1)-1,parseInt(day1));
	if(date1.getTime()<date2.getTime())
		isRight=true;
	else 
		isRight=false;
	return isRight;
}
//????????????
/*function cfmdel(url)
{
	if(confirm("????????????????????????"))
		window.navigate(url);
}
*/
function checkIdcard(idcard){   
  var Errors=new Array("验证通过!","身份证号码位数不对!","身份证号码出生日期超出范围或含有非法字符!","身份证号码校验错误!","身份证地区非法!");   
  var area={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 idcard,Y,JYM;   
  var S,M;   
  var idcard_array = new Array();   
  idcard_array = idcard.split("");   
  if(area[parseInt(idcard.substr(0,2))]==null) return Errors[4];   
  switch(idcard.length){   
    case 15:   
      if ((parseInt(idcard.substr(6,2))+1900) % 4 == 0 || ((parseInt(idcard.substr(6,2))+1900) % 100 == 0 && (parseInt(idcard.substr(6,2))+1900) % 4 == 0 )){   
        ereg = /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$/;//测试出生日期的合法性   
      }   
      else{   
        ereg = /^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$/;//测试出生日期的合法性   
      }   
      //if(ereg.test(idcard))   
        return Errors[0];   
     // else  
       // return Errors[2];   
    break;   
  case 18:   
    if ( parseInt(idcard.substr(6,4)) % 4 == 0 || (parseInt(idcard.substr(6,4)) % 100 == 0 && parseInt(idcard.substr(6,4))%4 == 0 )){   
      ereg = /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9Xx]$/;//闰年出生日期的合法性正则表达式   
    }   
    else{   
    ereg = /^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9Xx]$/;//平年出生日期的合法性正则表达式   
    }   
    if(ereg.test(idcard)){   
      S = (parseInt(idcard_array[0]) + parseInt(idcard_array[10])) * 7 + (parseInt(idcard_array[1]) + parseInt(idcard_array[11])) * 9 + (parseInt(idcard_array[2]) + parseInt(idcard_array[12])) * 10 + (parseInt(idcard_array[3]) + parseInt(idcard_array[13])) * 5 + (parseInt(idcard_array[4]) + parseInt(idcard_array[14])) * 8 + (parseInt(idcard_array[5]) + parseInt(idcard_array[15])) * 4 + (parseInt(idcard_array[6]) + parseInt(idcard_array[16])) * 2 + parseInt(idcard_array[7]) * 1 + parseInt(idcard_array[8]) * 6 + parseInt(idcard_array[9]) * 3 ;   
      Y = S % 11;   
      M = "F";   
      JYM = "10X98765432";   
      M = JYM.substr(Y,1);   
      if(M == idcard_array[17].toUpperCase())   
        return Errors[0];   
      else  
        return Errors[3];   
    }   
    else  
      return Errors[0];   
    break;   
  default:   
    return Errors[1];   
    break;   
  }   
}