/*
various functions used in the projects
*/
function navigatePage(pageNo,numOfRec) {
	var frm = document.frmMain;	
	frm.currentPage.value = pageNo;
	frm.numOfRecsPerPage.value = numOfRec;
	frm.submitted.value = 1 ;
	//alert(frm.numOfRecsPerPage.value);
	//alert(frm.currentPage.value);
	frm.submit();
}

function sortOrder(sortby,numOfRec) {
	var frm = document.frmMain;	
	
	if (frm.orderCol.value == sortby) {	
		if (frm.orderAscDesc.value == "DESC") {
			frm.orderAscDesc.value = "ASC"
		}
		else{
			frm.orderAscDesc.value = "DESC"
		}
	}	
	else{
		frm.orderAscDesc.value = "ASC"
	}
	
	frm.orderCol.value = sortby;
	frm.numOfRecsPerPage.value = numOfRec;
	frm.submitted.value = 1 ;
	frm.submit();
}

function goToOperation() {
	var frm = document.frmMain ;
	
	frm.currentPage.value = 1;
	frm.submitted.value = 1 ;
	frm.submit();	
}

function checkAll(checkAll,OtherCheckbox) {
	var frm = document.frmMain;

	if(!frm.elements[OtherCheckbox])
		return false;

	if (frm.elements[checkAll].checked == true) 	{
		if(!frm.elements[OtherCheckbox].disabled)
			frm.elements[OtherCheckbox].checked = true;		
	}
	else {
		frm.elements[OtherCheckbox].checked = false;	
	}
	  
	for(var i = 0; i < frm.elements[OtherCheckbox].length; i++) {
		if(frm.elements[OtherCheckbox][i].type == "checkbox") {
			if(frm.elements[checkAll].checked == true) {				
				if(!frm.elements[OtherCheckbox][i].disabled)
					frm.elements[OtherCheckbox][i].checked = true;
			}
			else {
				frm.elements[OtherCheckbox][i].checked = false;
			}
		}
	}
}

function resetChkBox(checkAll,OtherCheckbox) {
	var frm = document.frmMain;	
	var flag = 0;
	
	if (frm.elements[OtherCheckbox].checked == true) {
		frm.elements[checkAll].checked = true;
	}
	else {	
		flag = 1;		
	}
	for(var i = 0; i < frm.elements[OtherCheckbox].length; i++) {
		if(frm.elements[OtherCheckbox][i].checked == false) {
			flag = 1;
			break;
		}
		else {
			flag = 0;
		}
	}
	
	if(flag == 0) {
		frm.elements[checkAll].checked = true;
	}
	else {
		frm.elements[checkAll].checked = false;
	}
}

function performAction(action,checkAll,OtherCheckbox) {
	
	var frm = document.frmMain;
	
	var flag = 0;
	
	if (frm.elements[OtherCheckbox].checked == true) {		
		flag = 1;
	}
	
	for(var i = 0; i < frm.elements[OtherCheckbox].length; i++) {
		if(frm.elements[OtherCheckbox][i].checked == true) {		
			flag = 1;
			break;
		}
	}
	
	if(flag == 0) {
		alert("Please select at least one item to "+action+".");
		return false;
	}
	else {
		var result = confirm("Are you sure to delete the selected Item(s)?");	
		if (result != "") {
			frm.form_action.value = action ;
			frm.submitted.value = 1 ;		
			frm.submit();			
		}	
	}
}

// Various functions used in 

var ie5 = (document.getElementById && document.all);
var ns6 = (document.getElementById && !document.all);

//image functions generated by DreamWeaver 
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function toggleLayer(whichLayer)
{
	/*
	if (document.getElementById)  // this is the way the standards work
	{
		var style2 = document.getElementById(whichLayer).style;
		style2.display = style2.display? "":"block";
	}
	else if (document.all)  // this is the way old msie versions work
	{
		var style2 = document.all[whichLayer].style;
		style2.display = style2.display? "":"block";
	}
	else if (document.layers)  // this is the way nn4 works
	{
		var style2 = document.layers[whichLayer].style;
		style2.display = style2.display? "":"block";
	}
	*/
}