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function IsDate(val)

{

	var rx=/^(((19|20|21|22)(([02468][048])|([13579][26]))[-]((([0]?[13578]|10|12)[-]([0]?[1-9]|[1-2][0-9]|3[01]))|(([0]?[469]|11)[-]([0]?[1-9]|[1-2][0-9]|30))|(([0]?[2])[-]([0]?[1-9]|[1-2][0-9]))))|((19|20|21|22)(([02468][1235679])|([13579][01345789]))[-]((([0]?[13578]|10|12)[-]([0]?[1-9]|[1-2][0-9]|3[01]))|(([0]?[469]|11)[-]([0]?[1-9]|[1-2][0-9]|30))|(([0]?[2])[-]([0]?[1-9]|[1][0-9]|[2][0-8])))))$/ ;

	return rx.test(ValidatorTrim(val));

}









function IsFloat(s)

{

	var rx=/^\d*\.\d+|\d+$/ ;

	return rx.test(ValidatorTrim(s));

}



function IsNumber(s)

{

	var rx=/^\d+$/;

	return rx.test(ValidatorTrim(s));

}





function ValidatorTrim(s) 

{

    var m = s.match(/^\s*(\S+(\s+\S+)*)\s*$/);

    return (m == null) ? "" : m[1];

}







function IsEmpty(s)

{

	if(ValidatorTrim(s)=="")

		return true;

	else

		return false;

}





function CompareDate(date1,date2)

{

	if(!IsDate(date1)) return 2;

	if(!IsDate(date2)) return 2;

	var a=ValidatorTrim(date1).split("-");

	var b=ValidatorTrim(date2).split("-");

	if (a[0]>b[0]) return 1;

	else if (a[0]<b[0]) return -1;

	else if (parseInt(a[1])>parseInt(b[1])) return 1;

	else if (parseInt(a[1])<parseInt(b[1])) return -1;

	else if (parseInt(a[2])>parseInt(b[2])) return 1;

	else if (parseInt(a[2])<parseInt(b[2])) return -1;

	else return 0;	

}



function IsInt(s)

{

	var rx=/^(0|[1-9]([0-9])*)$/;

	return rx.test(ValidatorTrim(s));

}



function IsPostCode(s)

{

	var rx=/^(\d{6})$/;

	return rx.test(ValidatorTrim(s));

}

function IsDomain(s)

{

	if (ValidatorTrim(s).length<4 || ValidatorTrim(s).length>20)

	{

		return false;

	}

	var rx=/^([\w-]+)$/;

	return rx.test(ValidatorTrim(s));

}

function IsPassword(s)

{

	if (ValidatorTrim(s).length<6 || ValidatorTrim(s).length>20)

	{

		return false;

	}

	var rx=/^([\w]+)$/;

	return rx.test(ValidatorTrim(s));

}

function IsMobile(s)

{

	var rx=/^(\d{8,11})$/;

	return rx.test(ValidatorTrim(s));

}

function IsEmail(s)

{

	var rx=/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;

	return rx.test(ValidatorTrim(s));

}



function ShowErrorMessage(divobjid,errmsg,stylename)

{	

	var obj=document.getElementById(divobjid);	

	obj.className=stylename;

	obj.innerText=errmsg;

}

function changeimagesize(img,destwidth,destheight)

{

	if(img.width > destwidth)

	{

		img.height = img.height * destwidth / img.width;

		img.width = destwidth;

		if(img.height >destheight)

		{

			img.width = img.width * destheight / img.height;

			img.height = destheight;

		}

	}

	else if(img.height > destheight)

	{

		img.width = img.width * destheight / img.height;

		img.height = destheight;

		if (img.width > destwidth)

		{

			img.height = img.height * destwidth / img.width;

			img.width = destwidth;

		}

	}



}





function MakePageNavigateHtml(pageno,pagecount,cfun)

{

			

			

			var pageinfo="";

			var end=0;

			var star=1;

			var stepsize=10;

			

			//u˜peƒôV

			if (pageno<1) pageno=1;

			if (pageno>pagecount) pageno=pagecount;



			//S_MR,{Nu˜

			if (pageno==1)

			{ 

				star=1;

				end=stepsize;

			}

			else

			{

				//
N/f,{Nu˜,5:N²Qu˜pe				

				if(pageno>5)

				{

					end=pageno+stepsize-1;

					star=end-stepsize-5+1;

				}

				else

				{

					end=stepsize+pageno;

					star=1;

				}

			}

			//alert(end);

			//;`u˜pe\ŽN

			if (pagecount<end){ end=pagecount;star=end-stepsize+1;}

			if (pagecount<stepsize){end=pagecount;star=1;}			

			

			//ubãN
x			

			for (;star<=end;star++)

			{

				if (star==pageno)

					pageinfo += "<strong style='color:#999999;font-size:12px;font-family:Arial;'>"+star+"</strong> &nbsp;&nbsp;";

				else

				{

					pageinfo += "<A class=\"linkPage\" href='javascript:void(0);' onclick=\""+cfun+"(this.innerText)\">"+star+"</A> &nbsp;&nbsp;";					

				}

			}		

			var prepageno=pageno-1;	

			var nextpageno = pageno +1;

			pageinfo +=" &nbsp;&nbsp;<strong><A class='linkPage' href='javascript:void(0);' onclick=\""+cfun+"("+prepageno+")\">
NNu˜</A></strong>&nbsp; | &nbsp;<strong>";

			pageinfo +="<A class='linkPage' href='javascript:void(0);' onclick=\""+cfun+"("+nextpageno+")\">NNu˜</A></strong>";

			return pageinfo;			

}

function ShowHideLeftMenu()

{

	var menu=document.getElementById("divLeftMenu");

	if (menu.style.display=="none")

		menu.style.display="";

	else

		menu.style.display="none";

}

function getSelectPosition(obj) 

{

	var objLeft = obj.offsetLeft;

	var objTop = obj.offsetTop;

	var objParent = obj.offsetParent;

	while (objParent.tagName != "BODY") {

		objLeft += objParent.offsetLeft;

		objTop += objParent.offsetTop;

		objParent = objParent.offsetParent;

	}

	return([objLeft,objTop]);

}



function MatchString(str,l)

{

	if (str.length > l)

		str = str.substring(0,l)+"...";

	return str;

}

function ConvertDate(datestr)

{	

	return datestr;

}