function changeLanguage(langStr){
	var frm = document.forms[0];
	frm.language.value=langStr;
	submitForm("ChangeLanguage");
}

function submitForm(actionStr){
	var frm = document.forms[0];
	frm.action.value=actionStr;
	frm.submit();
}

function showError(errStr){
	alert(errStr);
}

function openInNewWindow(linkref,wd,ht,props){
	var w_width = wd;
	var w_height = ht;
	var lleft = get_lleft ( w_width );
	var ltop = get_ltop ( w_height );
	if(trim(props).length == 0){
		props = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,";
	}
	var winProp = props + "width="+w_width+",height="+w_height+",left="+lleft+",top="+ltop;
	w = window.open("",linkref.target,winProp);
	w.focus();
	w.resizeTo(w_width,w_height);
	w.moveTo(lleft,ltop);
}

function openInWindow(linkref,wd,ht,props){
	var w_width = wd;
	var w_height = ht;
	var lleft = get_lleft ( w_width );
	var ltop = get_ltop ( w_height );
	if(trim(props).length == 0){
		props = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,";
	}
	var winProp = props + "width="+w_width+",height="+w_height+",left="+lleft+",top="+ltop;
	w = window.open(linkref,linkref.target,winProp);
	w.focus();
	w.resizeTo(w_width,w_height);
	w.moveTo(lleft,ltop);
}

function openImageUploadWindow(wd,ht,props,imgId,linkStr,target){
	var hrefstr = linkStr + imgId;
	var w_width = wd;
	var w_height = ht;
	var lleft = get_lleft ( w_width );
	var ltop = get_ltop ( w_height );
	if(trim(props).length == 0){
		props = "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,";
	}
	var winProp = props + "width="+w_width+",height="+w_height+",left="+lleft+",top="+ltop;
	w = window.open(hrefstr,target,winProp);
	w.focus();
	w.resizeTo(w_width,w_height);
	w.moveTo(lleft,ltop);
}


function get_lleft ( p_width ){
	var l = (screen.availWidth/2)-(p_width/2);
	return l;
}

function get_ltop ( p_height ){
	var t = (screen.availHeight/2)-(p_height/2);  //-28
	return t;
}

function trim( newStrValue ) {
	var objRegExp = /^(\s*)$/;
	//check for all spaces
	var strValue = new String(newStrValue);
    if(objRegExp.test(strValue)) {
       strValue = strValue.replace(objRegExp, '');
       if( strValue.length == 0)
          return strValue;
    }
    //check for leading & trailing spaces
   	objRegExp = /^(\s*)([\W\w]*)(\b\s*$)/;
   	if(objRegExp.test(strValue)) {
    	//remove leading and trailing whitespace characters
       	strValue = strValue.replace(objRegExp, '$2');
    }
  	return strValue;
}

function GetDate(frmName,ctrlName,path)    {   
	if(typeof(path)!="undefined"){
		ChildWindow = window.open('CalLookUp.aspx?FormName=' + frmName + '&CtrlName=' + ctrlName, "PopUpCalendar", "width=270,height=300,top=200,left=200,toolbars=no,scrollbars=no,status=no,resizable=no");    
	}else{
		ChildWindow = window.open('CalLookUp.aspx?FormName=' + frmName + '&CtrlName=' + ctrlName, "PopUpCalendar", "width=270,height=300,top=200,left=200,toolbars=no,scrollbars=no,status=no,resizable=no");    
	}
}   

function CheckWindow()   {
	if(typeof(ChildWindow) != "undefined"){      
		ChildWindow.close();   
	}
}


function validateModifyOrDelete(frmObj,actionStr){
	var retVal = true;
	
	if(actionStr == "Delete" || actionStr == "Modify"){
		if(trim(frmObj.hdnEventId.value).length == 0 || frmObj.hdnEventId.value == "-" || frmObj.hdnEventId.value == "-1"){
			var errStr = "";
			if(actionStr == "Delete"){
				errStr = ((frmObj.language.value==lang_english)?recNotSelectedForDeletion_eng:recNotSelectedForDeletion_itl);
			}else{
				errStr = ((frmObj.language.value==lang_english)?recNotSelectedForModification_eng:recNotSelectedForModification_itl);
			}
			alert(errStr);
			retVal = false;
		}
		
		if(retVal && actionStr == "Delete"){
			retVal=confirm(((frmObj.language.value==lang_english)?confirmDelete_eng:confirmDelete_itl));
		}
	}
	return retVal;
}

function validateModifyOrDelete(frmObj,actionStr,idFieldObj){
	var retVal = true;
	
	if(actionStr == "Delete" || actionStr == "Modify"){
		if(trim(idFieldObj.value).length == 0 || idFieldObj.value == "-" || idFieldObj.value == "-1"){
			var errStr = "";
			if(actionStr == "Delete"){
				errStr = ((frmObj.language.value==lang_english)?recNotSelectedForDeletion_eng:recNotSelectedForDeletion_itl);
			}else{
				errStr = ((frmObj.language.value==lang_english)?recNotSelectedForModification_eng:recNotSelectedForModification_itl);
			}
			alert(errStr);
			retVal = false;
		}
		
		if(retVal && actionStr == "Delete"){
			retVal=confirm(((frmObj.language.value==lang_english)?confirmDelete_eng:confirmDelete_itl));
		}
	}
	return retVal;
}

/**
 * This method allows the user to type-in only numeric
value in a textbox.
 * It allows float value i.e. number with decimal. 
 * drawback : user can copy and paste invalid values.
 * usage : put the below line along with the textbox
for which you want to validate numbers
 *  onkeypress="return validateFloat(event,this);" 
 *
 * @verified in IE(4/5/6) for windows and
Netscape(4.7) for windows
 */
function validateFloat(evt,obj){
	if(document.all) {
		if(event.keyCode != 46 && !(event.keyCode >= 48 && event.keyCode <= 57)) {
			event.keyCode = 0;
		}else{
			if(event.keyCode == 46 && obj.value != "" && obj.value.indexOf(".") != -1)
				event.keyCode = 0; 
		}
	} else if(document.layers) {
		var keyPressed = evt.which;
		if (keyPressed == 46 || keyPressed == 8 || (keyPressed >= 48 && keyPressed <= 57)){ 
			if(keyPressed == 46 && obj.value != "" && obj.value.indexOf(".") != -1)
				return false
			else
				return true;
		}else{
			return false;
		}
	}
}

function validateNumber(txtObj){
	if(isNaN(txtObj.value)){
		alert(((txtObj.form.language.value==lang_english)?notanumber_eng:notanumber_itl));
		txtObj.focus();
		txtObj.select();
	}
}

function getFrmElement(frmName, fldName){
	var frmObj = getFormObj(frmName);
	return getFormElement(frmObj,fldName);
}

function getFormElement(frmObj,fldName){
	var fldObj;
	for(var cnt=0;cnt < frmObj.elements.length;cnt++){
		var tmpFldName = frmObj.elements[cnt].name;
		if(tmpFldName.indexOf(fldName) != -1){
			fldObj = frmObj.elements[cnt];
			break;
		}
	}
	return fldObj;
}

function getFormObj(frmName){
	var frmObj=document.forms[0];
	/*for(var cnt=0;cnt < window.document.forms.length;cnt++){
		var tmpFrmName = window.document.forms[cnt].name;
		if(tmpFrmName.indexOf(frmName) != -1){
			frmObj = window.document.forms[cnt];
			break;
		}
	}*/
	return frmObj;
}

//For Scroller

var Drag = {

	obj : null,

	init : function(o, oRoot, minX, maxX, minY, maxY, bSwapHorzRef, bSwapVertRef, fXMapper, fYMapper)
	{
		o.onmousedown	= Drag.start;

		o.hmode			= bSwapHorzRef ? false : true ;
		o.vmode			= bSwapVertRef ? false : true ;

		o.root = oRoot && oRoot != null ? oRoot : o ;

		if (o.hmode  && isNaN(parseInt(o.root.style.left  ))) o.root.style.left   = "0px";
		if (o.vmode  && isNaN(parseInt(o.root.style.top   ))) o.root.style.top    = "0px";
		if (!o.hmode && isNaN(parseInt(o.root.style.right ))) o.root.style.right  = "0px";
		if (!o.vmode && isNaN(parseInt(o.root.style.bottom))) o.root.style.bottom = "0px";

		o.minX	= typeof minX != 'undefined' ? minX : null;
		o.minY	= typeof minY != 'undefined' ? minY : null;
		o.maxX	= typeof maxX != 'undefined' ? maxX : null;
		o.maxY	= typeof maxY != 'undefined' ? maxY : null;

		o.xMapper = fXMapper ? fXMapper : null;
		o.yMapper = fYMapper ? fYMapper : null;

		o.root.onDragStart	= new Function();
		o.root.onDragEnd	= new Function();
		o.root.onDrag		= new Function();
	},

	start : function(e)
	{
		var o = Drag.obj = this;
		e = Drag.fixE(e);
		var y = parseInt(o.vmode ? o.root.style.top  : o.root.style.bottom);
		var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right );
		o.root.onDragStart(x, y);

		o.lastMouseX	= e.clientX;
		o.lastMouseY	= e.clientY;

		if (o.hmode) {
			if (o.minX != null)	o.minMouseX	= e.clientX - x + o.minX;
			if (o.maxX != null)	o.maxMouseX	= o.minMouseX + o.maxX - o.minX;
		} else {
			if (o.minX != null) o.maxMouseX = -o.minX + e.clientX + x;
			if (o.maxX != null) o.minMouseX = -o.maxX + e.clientX + x;
		}

		if (o.vmode) {
			if (o.minY != null)	o.minMouseY	= e.clientY - y + o.minY;
			if (o.maxY != null)	o.maxMouseY	= o.minMouseY + o.maxY - o.minY;
		} else {
			if (o.minY != null) o.maxMouseY = -o.minY + e.clientY + y;
			if (o.maxY != null) o.minMouseY = -o.maxY + e.clientY + y;
		}

		document.onmousemove	= Drag.drag;
		document.onmouseup		= Drag.end;

		return false;
	},

	drag : function(e)
	{
		e = Drag.fixE(e);
		var o = Drag.obj;

		var ey	= e.clientY;
		var ex	= e.clientX;
		var y = parseInt(o.vmode ? o.root.style.top  : o.root.style.bottom);
		var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right );
		var nx, ny;

		if (o.minX != null) ex = o.hmode ? Math.max(ex, o.minMouseX) : Math.min(ex, o.maxMouseX);
		if (o.maxX != null) ex = o.hmode ? Math.min(ex, o.maxMouseX) : Math.max(ex, o.minMouseX);
		if (o.minY != null) ey = o.vmode ? Math.max(ey, o.minMouseY) : Math.min(ey, o.maxMouseY);
		if (o.maxY != null) ey = o.vmode ? Math.min(ey, o.maxMouseY) : Math.max(ey, o.minMouseY);

		nx = x + ((ex - o.lastMouseX) * (o.hmode ? 1 : -1));
		ny = y + ((ey - o.lastMouseY) * (o.vmode ? 1 : -1));

		if (o.xMapper)		nx = o.xMapper(y)
		else if (o.yMapper)	ny = o.yMapper(x)

		Drag.obj.root.style[o.hmode ? "left" : "right"] = nx + "px";
		Drag.obj.root.style[o.vmode ? "top" : "bottom"] = ny + "px";
		Drag.obj.lastMouseX	= ex;
		Drag.obj.lastMouseY	= ey;

		Drag.obj.root.onDrag(nx, ny);
		return false;
	},

	end : function()
	{
		document.onmousemove = null;
		document.onmouseup   = null;
		Drag.obj.root.onDragEnd(	parseInt(Drag.obj.root.style[Drag.obj.hmode ? "left" : "right"]), 
									parseInt(Drag.obj.root.style[Drag.obj.vmode ? "top" : "bottom"]));
		Drag.obj = null;
	},

	fixE : function(e)
	{
		if (typeof e == 'undefined') e = window.event;
		if (typeof e.layerX == 'undefined') e.layerX = e.offsetX;
		if (typeof e.layerY == 'undefined') e.layerY = e.offsetY;
		return e;
	}
};