ÿþ

//Cac ham xu ly cac chuoi

//Ham nay dung kiem tra chuoi nhap vao co phai la so khong (Kieu Float)

//Phai dam bao rang s truyen vao phai duoc cat khoang trang

//Tra ve ngay hien tai tren client

function MyRound(objValue)

{

	objValue = Math.round(objValue * 1000);

	objValue = objValue / 1000;

	return objValue;

}

function ConfirmDelete()

{

	if (confirm("B¡n có muÑn xóa m«u tin này không?")==true)

		return true;

	else

		return false;

}

function deleteCurrentRow(obj)

{

	if(confirm("Are you sure you want to delete this item?")){

		var delRow = obj.parentNode.parentNode;

		var tbl = delRow.parentNode;

		var rIndex = delRow.rowIndex;

		tbl.deleteRow(rIndex);

		

	}

	return false;

}			



function GetDate()

		{

			var dDate = new Date();

			var sD = String((parseInt(dDate.getMonth())+ 1)) + "/" + dDate.getDate()+ "/" + dDate.getYear();

			//document.Form1.txtDate.value = sD;

			//alert(document.Form1.txtDate.value);

			return sD;

		}

function CheckNumberFloat(s)

{

	var i = 0;

	for(i = 0; i<s.length; i++)

	{

		var c = s.charAt(i);

		if (s.charAt(0)=="." ||s.charAt(s.length -1)==".")

		return false;

		else if( ( c < "0" || c > "9" ) && c != "." )

			return false;

	}

	var checkNum;

	checkNum = parseFloat(s);

	if ( isNaN(checkNum) )

		return false;

    return true;

}



//Ham nay kiem tra mot chuoi co phai la so khong (Integer)

function CheckNumberInt(s)

{

	var i = 0;

	for(i = 0; i<s.length; i++)

	{

		var c = s.charAt(i);

		if( c < "0" || c > "9" )

			return false;

	}

    return true;

}

function trimLeft(s) {

    var whitespaces = " \t\n\r";

    for(n = 0; n < s.length; n++) { if (whitespaces.indexOf(s.charAt(n)) == -1) return (n > 0) ? s.substring(n, s.length) : s; }

    return("");

}



function trimRight(s){

    var whitespaces = " \t\n\r";

    for(n = s.length - 1; n  > -1; n--) { if (whitespaces.indexOf(s.charAt(n)) == -1) return (n < (s.length - 1)) ? s.substring(0, n+1) : s; }

    return("");

}



function trim(s) {return ((s == null) ? "" : trimRight(trimLeft(s))); }



function isSelected(field, strBodyHeader) {

    for(i=0; i < field.length; i++) { 

        if (field[i].selected && (trim(field[i].value).length > 0)) {

            return true;

        }

    }

    alert("\"" + strBodyHeader + "\" is a required field. Please choose a selection.");

    field.focus();

    return false;

}

// Ham isDate Dung de kiem tra ngay

/**

 * DHTML date validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)

 */

// Declaring valid date character, minimum year and maximum year

var dtCh= "/";

var minYear=1900;

var maxYear=2100;



function isInteger(s){

	var i;

    for (i = 0; i < s.length; i++){   

        // Check that current character is number.

        var c = s.charAt(i);

        if (((c < "0") || (c > "9"))) return false;

    }

    // All characters are numbers.

    return true;

}

function isFloat(s){

	var i;	

    for (i = 0; i < s.length; i++){   

        // Check that current character is number.

        var c = s.charAt(i);

        if (s.charAt(0)=="." || s.charAt(s.length-1)==".")

        {

			return  false

        }

        else if (((c < "0") || (c > "9"))&& (c != ".") ) return false;

    }

    // All characters are numbers.

    return true;

}



function stripCharsInBag(s, bag){

	var i;

    var returnString = "";

    // Search through string's characters one by one.

    // If character is not in bag, append to returnString.

    for (i = 0; i < s.length; i++){   

        var c = s.charAt(i);

        if (bag.indexOf(c) == -1) returnString += c;

    }

    return returnString;

}



function daysInFebruary (year){

	// February has 29 days in any year evenly divisible by four,

    // EXCEPT for centurial years which are not also divisible by 400.

    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );

}

function DaysArray(n) {

	for (var i = 1; i <= n; i++) {

		this[i] = 31

		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}

		if (i==2) {this[i] = 29}

   } 

   return this

}



function isDate(dtStr){

	var daysInMonth = DaysArray(12)

	var pos1=dtStr.indexOf(dtCh)

	var pos2=dtStr.indexOf(dtCh,pos1+1)

	var strDay=dtStr.substring(0,pos1)

	var strMonth=dtStr.substring(pos1+1,pos2)

	var strYear=dtStr.substring(pos2+1)

	strYr=strYear

	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)

	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)

	for (var i = 1; i <= 3; i++) {

		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)

	}

	month=parseInt(strMonth)

	day=parseInt(strDay)

	year=parseInt(strYr)

	if (pos1==-1 || pos2==-1){

		//alert("The date format should be : mm/dd/yyyy")

		return false

	}

	if (strMonth.length<1 || month<1 || month>12){

		//alert("Please enter a valid month")

		return false

	}

	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){

		//alert("Please enter a valid day")

		return false

	}

	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){

		//alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)

		return false

	}

	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){

		//alert("Please enter a valid date")

		return false

	}

	return true

}



//Ham nay dung de tru ngay hai tham so phai la kieu ngay

function suycDateDiff( startdate, enddate )

{

	var iOut = 0;

	var startMsg = "Check the Start Date and End Date\n";

	startMsg += "must be a valid date format\n\n";

	startMsg += "Please try again";

	var bufferA = Date.parse( startdate );

	var bufferB = Date.parse( enddate );

	if ( isNaN(bufferA) || isNaN(bufferB) )

	{

		alert(startMsg);

		return null;

	}

	iOut = bufferA - bufferB;

return iOut/86400000;

}



//Add them x ngay vao ngay da cho 

function Adddate( sDate, nDate )

{

	/*

	var iOut = 0;

	//sDate='10/5/2004';

	var bufferA = Date.parse(sDate);

	//alert(bufferA);

	var bufferB = nDate*24*60*60*1000;

	//alert(bufferB);

	iOut = bufferA + bufferB;

	//alert(iOut);

	var sOut;*/

	var sOut =new Date(sDate);

	sOut.setDate(sOut.getDate() + nDate);

	var m,d,y;

	d = sOut.getDate();

	m = sOut.getMonth()+1;

	y = sOut.getFullYear();

	return m+"/"+d+"/"+y;

}



//Ham nay lai mot ngay co Kieu la Date tru so ngay

//20/1/2004 - 15 = 5/1/2004

function suycDate( sDate, nDate )

{

	var iOut = 0;

	//sDate='10/5/2004';

	var bufferA = Date.parse(sDate);

	//alert(bufferA);

	var bufferB = nDate*24*60*60*1000;

	//alert(bufferB);

	iOut = bufferA - bufferB;

	//alert(iOut);

	var sOut;

	sOut = new Date(iOut);

	var m,d,y;

	d = sOut.getDate();

	m = sOut.getMonth()+1;

	y = sOut.getFullYear();

	return m+"/"+d+"/"+y;

}



//Ham dung kiem tra xem co check box nao duoc check hay chua

//Dung bien nay co the xem co PO nao duoc check hay chua

function FindPoCheck(nid)

{

	var theBox = document.getElementById(nid);

	if(theBox == null)

		return false;

	var xState = true;

	if ( theBox.checked == true )

		return true;

	elm = theBox.form.elements;

	for(i=0;i<elm.length;i++)

	{

		if(elm[i].type=="checkbox" && elm[i].id != theBox.id )

		{

			if( elm[i].checked == true )

			{

				return true;

			}

		}

	}

	alert("Not selected ! ");

	return false;

}

function FindTwoPoCheck(t,n)

{

		var temp1;

		temp1 = t.substring(0,t.indexOf("_"));

		var temp2;

		temp2 = t.substring(t.lastIndexOf("_")-1,t.lastIndexOf("_"));

		var temp3;

		var tt = t.lastIndexOf("_")+1;

		temp3 = t.substring(tt ,t.length);

		for (j=0;j<n;j++)

		{

			var sCheckboxName = temp1+"__ctl"+temp2+"_"+temp3;

			temp2++;

			var theBox = document.getElementById(sCheckboxName);

			if( theBox.checked == true )

				return true;

		}

		alert("PO is not select ");

		return false;

}





//Dung de chuyen dinh dang cua mot chuoi ngay thanh mot ngay co format

//mm/dd/yyyy

//ss la chuoi tham so dau vao s = 1/1/04

function AddString(ss)

{

	var s = ss;

	if(s.indexOf("\\") != -1 || s.indexOf("-") != -1 || s.length > 10 )

		return ss;

	if ( s.length == 10 )

		return ss;	

	var result1, result2, result3;

	var temp = s.substring(s.lastIndexOf("/") + 1, s.length);

	if(temp.length == 3 || temp.length == 1)	

		return ss;

	if(temp.length == 2)

	result1 = "20" + temp;

	if(temp.length == 4)

		result1 = temp;

				

	s = s.substring(0,s.lastIndexOf("/"));

	temp = s.substring(s.lastIndexOf("/")+1, s.length);

	if(temp.length == 0)

		return ss;

	if(temp.length == 1)

		result2 = "0" + temp;				

	if(temp.length == 2)

		result2 = temp;	

	s = s.substring(0,s.lastIndexOf("/"));

	temp = s.substring(s.lastIndexOf("/")+1, s.length);

	if(temp.length == 0)

		return ss;

	if(temp.length == 1)

		result3 = "0" + temp;

	if(temp.length == 2)

		result3 = temp;

				

	ss = result3 + "/" + result2 + "/" + result1;

	return ss;

}





//Ham nay thuc hien nut check all

//e la doi tuong cua check all

function CheckAll(e)

{

	var xState = e.checked;

	var theBox = e;

	var elm = theBox.form.elements;

	var i = 0;

	for(i = 0;i < elm.length; i++)

		if(elm[i].type=="checkbox" && elm[i].id != theBox.id)

			if(elm[i].checked != xState)

			elm[i].click();

}



//ham kiem tra rong

function CheckEmpty(s)

{

var s1=document.getElementById(s);

	if (s1.value=="")

	{

		alert("Data Empty, please enter ...")

		s1.focus();

		return false

	}	

	return true

}



//ham kiem tra rong hai tham so

function CheckEmpty2(s1,s2)

{

var v1=document.getElementById(s1);

var v2=document.getElementById(s2);



	if (v1.value=="")

	{

		alert("Data Empty, please enter ...")

		v1.focus();

		return false

	}	

	if (v2.value=="")

	{

		alert("Data Empty, please enter ...")

		v2.focus();

		return false

	}

	return true

}

// ham kiem tra email

function isEmail(s)

{   

  if (s!="")

  {

	  if(s.indexOf(" ")>0) 

	  {		

		return false;

	  }

		

	 if(s.indexOf("@")==-1) 

		{		

			return false;

		}

		

	  var i = 1;

	  var sLength = s.length;

	  //if (s.indexO7f(".")==-1) 

	//	return false;

		

	  if (s.indexOf("..")!=-1) 

	  {

		return false;

	  }

		

	  if (s.indexOf("@")!=s.lastIndexOf("@")) 

	  {

		

		return false;

	  }

	  if (s.lastIndexOf(".")==-1) 

		{			

			return false;

		}	

	  if (s.lastIndexOf(".")==s.length-1) 

		{

			

			return false;

		}

	  var str="0123456789ABCDEFGHIKLMNOPQRSTUVXYZabcdefghikjlmnopqrstuvwxyz-@._"; 

	  for(var j=0;j<s.length;j++)

		if(str.indexOf(s.charAt(j))==-1)

		{

		

			return false;

		}	

   return true;

  }

}

function ToUpper(t)

{

	t.value = t.value.toUpperCase()

	return;

}



function autoComplete (field, select, property, forcematch) 

{

	var found = false;

	for (var i = 0; i < select.options.length; i++) 

	{

	if (select.options[i][property].toUpperCase().indexOf(field.value.toUpperCase()) == 0) 

		{

		found=true; break;

		}

	}

	if (found) { select.selectedIndex = i; }

	else { select.selectedIndex = -1; }

	if (field.createTextRange) 

	{	

		//bo di ky tu du sai

		if (forcematch && !found) 

		{

			//field.value=field.value.substring(0,field.value.length-1); 

			return;

		}

		var cursorKeys ="8;46;37;38;39;40;33;34;35;36;45;";

		if (cursorKeys.indexOf(event.keyCode+";") == -1) 

		{

			var r1 = field.createTextRange();

			var oldValue = r1.text;

			var newValue = found ? select.options[i][property] : oldValue;

			

			if (newValue != field.value) 

			{

				field.value = newValue;

				var rNew = field.createTextRange();

				rNew.moveStart('character', oldValue.length) ;

				rNew.select();

			}

		}

	}

}

/* tim va thay doi class name cua headerStyle*/

function ChangeClassHeaderStyle(heighTitle,strIDDataGrid)

{

	var xx=document.body.scrollTop; //vi tri cua scrollbar doc

	

	var navRoot = document.getElementById(strIDDataGrid); //lay goc cua "cay" grid

	var tbody = navRoot.childNodes[0]; //doi tuog header

	node = tbody.childNodes[0];

		if(node.nodeName == "TR"){

		if(xx>heighTitle)

		  	node.className = "ms-formlabel DataGridFixedHeader";

		else

		  	node.className = "ms-formlabel DataGridFixedHeader1";

	}

}