// Variables used for "Draggable IFrame" (DIF) functions
var DIF_dragging=false;
var DIF_iframeBeingDragged="";
var DIF_iframeObjects=new Object();
var DIF_iframeWindows=new Object();
var DIF_iframeMouseDownLeft = new Object();
var DIF_iframeMouseDownTop = new Object();
var DIF_pageMouseDownLeft = new Object();
var DIF_pageMouseDownTop = new Object();
var DIF_handles = new Object();
var DIF_highestZIndex=99;
var DIF_raiseSelectedIframe=false;
var DIF_allowDragOffScreen=false;
/*************************************************************************************/

// Set to true to always raise the dragged iframe to top zIndex
function bringSelectedIframeToTop(val) {
	DIF_raiseSelectedIframe = val;
	}
/*************************************************************************************/

// Set to try to allow iframes to be dragged off the top/left of the document
function allowDragOffScreen(val) {
	DIF_allowDragOffScreen=val;
	}
/*************************************************************************************/

// Method to be used by iframe content document to specify what object can be draggable in the window
function addHandle(o, win) {

	if (arguments.length==2 && win==window) {
		// JS is included in the iframe who has a handle, search up the chain to find a parent window that this one is dragged in
		var p = win;
		while (p=p.parent) {
			if (p.addHandle) { p.addHandle(o,win,true); return; }
			if (p==win.top) { return; } // Already reached the top, stop looking
			}
		return; // If it reaches here, there is no parent with the addHandle function defined, so this frame can't be dragged!
		}
	var topRef=win;
	var topRefStr = "window";
	while (topRef.parent && topRef.parent!=window) {
		topRef = topRef.parent;
		topRefStr = topRefStr + ".parent";
		}
	// Add handlers to child window
	if (typeof(win.DIF_mainHandlersAdded)=="undefined" || !win.DIF_mainHandlersAdded) {
		// This is done in a funky way to make Netscape happy
		with (win) { 
		
			eval("function OnMouseDownHandler(evt) { if(typeof(evt)=='undefined'){evt=event;}"+topRefStr+".parent.DIF_begindrag(evt, "+topRefStr+") }");
			eval("document.onmousedown = OnMouseDownHandler;");
			eval("function OnMouseUpHandler(evt) { if(typeof(evt)=='undefined'){evt=event;}"+topRefStr+".parent.DIF_enddrag(evt, "+topRefStr+") }");
			eval("document.onmouseup = OnMouseUpHandler;");
			eval("function OnMouseMoveHandler(evt) { if(typeof(evt)=='undefined'){evt=event;}"+topRefStr+".parent.DIF_iframemove(evt, "+topRefStr+") }");
			eval("document.onmousemove = OnMouseMoveHandler;");
			win.DIF_handlersAdded = true;
			win.DIF_mainHandlersAdded = true;
			}
		}
	// Add handler to this window
	if (typeof(window.DIF_handlersAdded)!="undefined" || !window.DIF_handlersAdded) {
		eval("function OnMouseMoveHandler(evt) { if(typeof(evt)=='undefined'){evt=event;}DIF_mouseMove(evt, window) }");
		eval("document.onmousemove = OnMouseMoveHandler;");
		window.DIF_handlersAdded=true;
		}
	o.style.cursor="move";
	var name = DIF_getIframeId(topRef);
	if (DIF_handles[name]==null) {
		// Initialize relative positions for mouse down events
		DIF_handles[name] = new Array();
		DIF_iframeMouseDownLeft[name] = 0;
		DIF_iframeMouseDownTop[name] = 0;
		DIF_pageMouseDownLeft[name] = 0;
		DIF_pageMouseDownTop[name] = 0;
		}
	DIF_handles[name][DIF_handles[name].length] = o;
	}
/*************************************************************************************/

// Generalized function to get position of an event (like mousedown, mousemove, etc)
function DIF_getEventPosition(evt) {
	var pos=new Object();
	pos.x=0;
	pos.y=0;
	if (!evt) {
		evt = window.event;
		}
	if (typeof(evt.pageX) == 'number') {
		pos.x = evt.pageX;
		pos.y = evt.pageY;
	}
	else {
		pos.x = evt.clientX;
		pos.y = evt.clientY;
		if (!top.opera) {
			if ((!window.document.compatMode) || (window.document.compatMode == 'BackCompat')) {
				pos.x += window.document.body.scrollLeft;
				pos.y += window.document.body.scrollTop;
			}
			else {
				pos.x += window.document.documentElement.scrollLeft;
				pos.y += window.document.documentElement.scrollTop;
			}
		}
	}
	return pos;
}
/*************************************************************************************/

// Gets the ID of a frame given a reference to a window object.
// Also stores a reference to the IFRAME object and it's window object
function DIF_getIframeId(win) {
	// Loop through the window's IFRAME objects looking for a matching window object
	var iframes = document.getElementsByTagName("IFRAME");
	for (var i=0; i<iframes.length; i++) {
		var o = iframes.item(i);
		var w = null;
		if (o.contentWindow) {
			// For IE5.5 and IE6
			w = o.contentWindow;
			}
		else if (window.frames && window.frames[o.id].window) {
			w = window.frames[o.id];
			}
		if (w == win) {
			DIF_iframeWindows[o.id] = win;
			DIF_iframeObjects[o.id] = o;
			return o.id; 
			}
		}
	return null;
	}
/*************************************************************************************/

// Gets the page x, y coordinates of the iframe (or any object)
function DIF_getObjectXY(o) {
	var res = new Object();
	res.x=0; res.y=0;
	if (o != null) {
		res.x = o.style.left.substring(0,o.style.left.indexOf("px"));
		res.y = o.style.top.substring(0,o.style.top.indexOf("px"));
		}
	return res;
	}
/*************************************************************************************/

// Function to get the src element clicked for non-IE browsers
function getSrcElement(e) {
	var tgt = e.target;
	while (tgt.nodeType != 1) { tgt = tgt.parentNode; }
	return tgt;
	}
/*************************************************************************************/

// Check if object clicked is a 'handle' - walk up the node tree if required
function isHandleClicked(handle, objectClicked) {
	if (handle==objectClicked) { return true; }
	while (objectClicked.parentNode != null) {
		if (objectClicked==handle) {
			return true;
			}
		objectClicked = objectClicked.parentNode;
		}
	return false;
	}
/*************************************************************************************/
	
// Called when user clicks an iframe that has a handle in it to begin dragging
function DIF_begindrag(e, win) {
	// Get the IFRAME ID that was clicked on
	var iframename = DIF_getIframeId(win);
	if (iframename==null) { return; }
	// Make sure that this IFRAME has a handle and that the handle was clicked
	if (DIF_handles[iframename]==null || DIF_handles[iframename].length<1) {
		return;
		}
	var isHandle = false;
	var t = e.srcElement || getSrcElement(e);
	for (var i=0; i<DIF_handles[iframename].length; i++) {
		if (isHandleClicked(DIF_handles[iframename][i],t)) {
			isHandle=true;
			break;
			}
		}
	if (!isHandle) { return false; }
	DIF_iframeBeingDragged = iframename;
	if (DIF_raiseSelectedIframe) {
		DIF_iframeObjects[DIF_iframeBeingDragged].style.zIndex=DIF_highestZIndex++;
		}
	DIF_dragging=true;
	var pos=DIF_getEventPosition(e);
	DIF_iframeMouseDownLeft[DIF_iframeBeingDragged] = pos.x;
	DIF_iframeMouseDownTop[DIF_iframeBeingDragged] = pos.y;
	var o = DIF_getObjectXY(DIF_iframeObjects[DIF_iframeBeingDragged]);
	DIF_pageMouseDownLeft[DIF_iframeBeingDragged] = o.x - 0 + pos.x;
	DIF_pageMouseDownTop[DIF_iframeBeingDragged] = o.y -0 + pos.y;
	}
/*************************************************************************************/

// Called when mouse button is released after dragging an iframe
function DIF_enddrag(e) {
	DIF_dragging=false;
	DIF_iframeBeingDragged="";
	}
/*************************************************************************************/

// Called when mouse moves in the main window
function DIF_mouseMove(e) {
	if (DIF_dragging) {
		var pos = DIF_getEventPosition(e);
		DIF_drag(pos.x - DIF_pageMouseDownLeft[DIF_iframeBeingDragged] , pos.y - DIF_pageMouseDownTop[DIF_iframeBeingDragged]);
		}
	}
/*************************************************************************************/

// Called when mouse moves in the IFRAME window
function DIF_iframemove(e) {

	if (DIF_dragging) {
	var pos = DIF_getEventPosition(e);
		DIF_drag(pos.x - DIF_iframeMouseDownLeft[DIF_iframeBeingDragged] , pos.y - DIF_iframeMouseDownTop[DIF_iframeBeingDragged]);

		}
	}
/*************************************************************************************/

// Function which actually moves of the iframe object on the screen
function DIF_drag(x,y) {
	
	var o = DIF_getObjectXY(DIF_iframeObjects[DIF_iframeBeingDragged]);
	// Don't drag it off the top or left of the screen?
	var newPositionX = o.x-0+x;
	var newPositionY = o.y-0+y;
	if (!DIF_allowDragOffScreen) {
		if (newPositionX < 0) { newPositionX=0; }
		if (newPositionY < 0) { newPositionY=0; }
		}
	DIF_iframeObjects[DIF_iframeBeingDragged].style.left = newPositionX + "px";
	DIF_iframeObjects[DIF_iframeBeingDragged].style.top  = newPositionY + "px";
	DIF_pageMouseDownLeft[DIF_iframeBeingDragged] += x;
	DIF_pageMouseDownTop[DIF_iframeBeingDragged] += y;
	}
/*************************************************************************************/
function ShowError()
{	
var cntrl_to_focus;
//alert("inside show error function");
	try
	{	
			if(typeof(window.parent.Page_Validators)=='object')
			{
			
				Page_ClientValidate();
			}		
	
		if(typeof(window.parent.Page_Validators)=='object')
		{	
			var iErrCnt;
			iErrCnt=0;
			var focusCntrol;						
		    window.iframe2.document.getElementById("tbdErr").innerHTML ="";	//document.body.clientHeight
		    if (document.body.scrollTop==0)
		    {
		        document.getElementById("iframe2").style.top = (document.body.scrollTop + document.body.clientHeight - 400) + "px";
		        document.getElementById("iframe2").style.left = (document.body.clientWidth/2 - 200) + "px";
		    }
		    else
		    {
		        document.getElementById("iframe2").style.top = (document.body.scrollTop + 200) + "px";
		        document.getElementById("iframe2").style.left = (document.body.clientWidth/2 - 200) + "px";
		    }
		
			for (iv = 0; iv < window.parent.Page_Validators.length  ; iv++) 
			{	
			    focusCntrol = window.parent.Page_Validators[iv].controltovalidate;
							
				//alert(window.parent.Page_Validators[iv].isvalid);//will give all the validators
				
			    if (!window.parent.Page_Validators[iv].isvalid) 
			    {
					if (focusCntrol!= null)
				    {
				        cntrl_to_focus = window.parent.Page_Validators[iv].controltovalidate;
				        //to put the bgcolor of the control to validate
				        document.getElementById(cntrl_to_focus).style.backgroundColor  = "mistyrose";				   
				        document.getElementById(focusCntrol).className+=" valError";
				    }
				    iErrCnt=1;
					
				    window.iframe2.createLink(iv);//this will call the js function createlink in errorwindow.htm
			    }
			    else
			    {
				    try			
				    {
				        if (focusCntrol!= null)
				        {
					        document.getElementById(focusCntrol).className=document.getElementById(focusCntrol).className.replace(" valError","");
				        }
                    }
				    catch (e) { e=e;} 					
			    }
			}
			
			if (iErrCnt	== 0)
			{
				document.getElementById("frames").style.display ='none';				
				return true;
			}
			else
			{
				document.getElementById("frames").style.display ='inline-block';				
				return false;
			}			
		}
	}
	catch (e) 
	{ 
	    alert(e);
	    e=e;
	} 		
}

/****************************************************************************************************************/
//function Set_Focus_On_Control(valdtr)
//{							
	/*THIS FUNCTION IS USED TO SET FOCUS ON THE CORRESPONDING CONTROL WHEN CLICKED ON THE ERROR MESSAGE*/
	//var cntrl_to_focus;
	
	//cntrl_to_focus = Page_Validators[valdtr].controltovalidate;
	//alert(cntrl_to_focus);
	//document.getElementById(cntrl_to_focus).focus();
	//document.getElementById(cntrl_to_focus).style.backgroundColor  = "#AFFFFF";
	
	
//}
/****************************************************************************************************************/
//bringSelectedIframeToTop(true);
			
function fnValidateError(val)
{							
	
	var focusCntrol;
	focusCntrol = Page_Validators[val].controltovalidate;
	
	CtrlTab(focusCntrol);	
	if(document.getElementById(focusCntrol).id != undefined)
	{
		
		var arr = findPosition(document.getElementById(focusCntrol));
		//alert(arr);
		var leftpos = arr[0] - 50;
		var toppos = arr[1] - 200;
		if (leftpos < 0)
		{
			leftpos = 0;
		}
		if (toppos < 0)
		{
			toppos = 0;
		}
		if (leftpos > 400)
		{
			leftpos = 350;
		}

		window.parent.document.getElementById("iframe2").style.top = arr[1] + 50;
		window.parent.document.getElementById("iframe2").style.left = leftpos;
		
		document.getElementById(focusCntrol).focus();
		document.getElementById(focusCntrol).style.backgroundColor  = "ivory";
	}
}
/****************************************************************************************************************/
function CtrlTab(ctrlName) 
{ 	
		
	//Tab name of the control where it is present
	//alert("inside cntrltab");
	var tabNameCtrl;
	tabNameCtrl = ParentTab(ctrlName)
	//alert(tabNameCtrl);
	if (tabNameCtrl == "")			
	{
		return;
	}	

	var tabName;
	tabName = tabNameCtrl.offsetParent.id;
	//alert("tabname = "+tabName);
	if (tabName)
	{
			// some convention is followed to represent the tab - Tables
			// Eg: Tab1_WwWebTabControl1 - Here in this tab name till '_' is 
			// the name of the tab and rest is the parent TabControl name
			
			// this gives the count till '_'
			var ii;
			ii = tabName.indexOf('_');
			//  web Tab control name -- WwWebTabControl1
			var webCtrl;
			webCtrl = tabName.substring(ii+1,tabName.length);
			//Tab1_WwWebTabControl1
			window.execScript(webCtrl + 'ShowTabPage("' + tabName + '")') ;
			// if Tab1 then 1... if Tab21 then 21 it will return used for WwWebTabControl1_0
			var jj;
			jj = tabName.substring(3 , ii);
			jj = jj -1;
			
			// Eg: WwWebTabControl1_0
			window.execScript(webCtrl + 'ActivateTab(document.getElementById("' + webCtrl + '_' + jj  + '"))') ;		
			CtrlTab(tabName);
	}		
}

/****************************************************************************************************************/
function ParentTab(ctrlName)
{
	try
	{
		// to get the Parent Tab of the control				
		var objctrl=document.getElementById(ctrlName).offsetParent; 
		// search for the control Starts with Tab above this Control
		//alert("parenttab");
		
		while(objctrl.offsetParent.id.substring(0,3)!="Tab") 
		{ 
			objctrl=objctrl.offsetParent; 
			//alert(objctrl);
		} 
		return objctrl;
	}
	catch(err)
	{ 
        return "";           
    } 
}
	
/****************************************************************************************************************/
function findPosition( cntrl )
{
	if( cntrl.offsetParent )
	{
		for( var posX = 0, posY = 0; cntrl.offsetParent; cntrl = cntrl.offsetParent )
		{
			posX += cntrl.offsetLeft;
			posY += cntrl.offsetTop;
		}
		return [ posX, posY ];
	}
	else
	{
		return [ cntrl.x, cntrl.y ];
	}
}
/****************************************************************************************************************/
function hides()
{
	document.getElementById("frames").style.display ='none';
}

/*************************************************************************************/
function EnableValidator(valArr,EnDis)
{
		var arr = valArr.split(",");
		for (i=0; i<arr.length;i++)
		{
			ValidatorEnable(document.getElementById(arr[i]),EnDis);
		}
}
/*************************************************************************************/

function EnableAllValidators(EnDis)
{
    if(typeof(Page_Validators)=='object')
	{
		for (iv = 0; iv < Page_Validators.length  ; iv++) 
		{	
			Page_Validators[iv].enabled = EnDis; 
		}
	}
}

/*************************************************************************************/
/*************************************************************************************/
/*************************************************************************************/