//

/***********************************************
* Image w/ description tooltip- By Dynamic Web Coding (www.dyn-web.com)
* Copyright 2002-2007 by Sharon Paine
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/
/*
Modifcations made by Sudd Dongre,  Aug. 20, 2007.
 1. added option to have diffrentiated delays.
 2. Set defines for various delays.
*/
/* IMPORTANT: Put script after tooltip div or 
	 put tooltip div just before </BODY>. */
	 // Here is the div , currently located just before </body>
//document.write('<div id="popDiv" style="position:absolute; visibility:hidden; z-index:100"></div>');

var dom = (document.getElementById) ? true : false;
var ns5 = (!document.all && dom || window.opera) ? true: false;
var ie5 = ((navigator.userAgent.indexOf("MSIE")>-1) && dom) ? true : false;
var ie4 = (document.all && !dom) ? true : false;
var nodyn = (!ns5 && !ie4 && !ie5 && !dom) ? true : false;

var origWidth, origHeight;
var standardbody;
// avoid error of passing event object in older browsers
if (nodyn) { event = "nope" }

///////////////////////  CUSTOMIZE HERE   ////////////////////
// settings for tooltip 
// Do you want tip to move when mouse moves over link?
var tipFollowMouse= true;	
// Be sure to set tipWidth wide enough for widest image
var tipWidth= 200;
var offX= 10;	// how far from mouse to show tip
var offY= -10; 
var tipFontFamily= "";
var tipFontSize= "";
// set default text color and background color for tooltip here
// individual tooltips can have their own (set in messages arrays)
// but don't have to
var tipFontColor= "";
var tipBgColor= ""; 
var tipBorderColor= "";
var tipBorderWidth= 1;
var tipBorderStyle= "";
var tipPadding= 5;

// These setting for setTimeout delays.
var tpimg;
var imagedelay = 0;
var delay = 0;
var hidedelay = 0;

// tooltip content goes here (image, description, optional bgColor, optional textcolor)
var messages = new Array();
// multi-dimensional arrays containing: 
// image and text for tooltip
// optional: bgColor and color to be sent to tooltip
// Fill up the Messages array (see php function )from each seqID  Message index id will be same as seqID. 

////////////////////  END OF CUSTOMIZATION AREA  ///////////////////

// preload images that are to appear in tooltip
// from arrays above
if (document.images) {
	var theImgs = new Array();
	for (var i=0; i<messages.length; i++) {
  	theImgs[i] = new Image();
		theImgs[i].src = messages[i][0];
  }
}

// to layout image and text, 2-row table, image centered in top cell
// these go in var tip in doTooltip function
// startStr goes before image, midStr goes between image and text
var startStr = '<table width="' + tipWidth + '"><tr>';
var midStr = '<td>';
var endStr = '</td></tr></table>';

////////////////////////////////////////////////////////////
//  initTip	- initialization for tooltip.
//		Global variables for tooltip. 
//		Set styles
//		Set up mousemove capture if tipFollowMouse set true.
////////////////////////////////////////////////////////////
var tooltip, tipcss;
function initTip() {
	if (nodyn) return;
	tooltip = (ie4)? document.all['popDiv']: (ie5||ns5)? document.getElementById('popDiv'): null;
	tipcss = tooltip.style;
	if (ie4||ie5||ns5) {	// ns4 would lose all this on rewrites
		tipcss.width = tipWidth+"px";
		tipcss.fontFamily = tipFontFamily;
		tipcss.fontSize = tipFontSize;
		tipcss.color = tipFontColor;
		tipcss.backgroundColor = tipBgColor;
		tipcss.borderColor = tipBorderColor;
		tipcss.borderWidth = tipBorderWidth+"px";
		tipcss.padding = tipPadding+"px";
		tipcss.borderStyle = tipBorderStyle;
	}
	if (tooltip&&tipFollowMouse) {
		document.onmousemove = trackMouse;
	}
}

window.onload = initTip;

/////////////////////////////////////////////////
//  doTooltip function
//			Assembles content for tooltip and writes 
//			it to tipDiv
/////////////////////////////////////////////////
var t1,t2;	// for setTimeouts
var tipOn = false;	// check if over tooltip link
var t4,tpimg;
function doTooltip(evt,num,tpimg) {
	if (!tooltip) return;
	
	if (t1) clearTimeout(t1);	if (t2) clearTimeout(t2);
	
	tipOn = true;
	// set colors if included in messages array
	if (messages[num][2])	var curBgColor = messages[num][2];
	else curBgColor = tipBgColor;
	if (messages[num][3])	var curFontColor = messages[num][3];
	else curFontColor = tipFontColor;
	if (ie4||ie5||ns5) {
		var tip = startStr + messages[num][0] + midStr + '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';">' + messages[num][1] + '</span>' + endStr;
		tipcss.backgroundColor = curBgColor;
	 	tooltip.innerHTML = tip;
	}
		
	if (!tipFollowMouse) positionTip(evt);
	else if (tpimg == 0)t1=setTimeout("tipcss.visibility='visible'",delay);
	else t1=setTimeout("tipcss.visibility='visible'",imagedelay); // delay for popup on images.
}

var mouseX, mouseY;

function trackMouse(evt) {
	
	mouseX = (ns5)?  evt.pageX: window.event.clientX ;
	mouseY = (ns5)? evt.pageY: window.event.clientY ;
	
	if (tipOn) positionTip(evt);
}

/////////////////////////////////////////////////////////////
//  positionTip function
//		If tipFollowMouse set false, so trackMouse function
//		not being used, get position of mouseover event.
//		Calculations use mouseover event position, 
//		offset amounts and tooltip width to position
//		tooltip within window.
/////////////////////////////////////////////////////////////
function positionTip(evt) {
	if (!tipFollowMouse) {
		mouseX = (ns5)? evt.pageX: window.event.clientX ;
		mouseY =(ns5)? evt.pageY: window.event.clientY ;
	}
	// tooltip width and height
	var tpWd = (ie4||ie5)? tooltip.clientWidth: tooltip.offsetWidth;
	var tpHt = (ie4||ie5)? tooltip.clientHeight: tooltip.offsetHeight;
	// document area in view (subtract scrollbar width for ns)
	if(ns5)
	     var winWd = window.innerWidth-20+window.pageXOffset; //standard version no iframe
	if(ie4||ie5)
	      var winWd = document.body.clientWidth+(document.body.scrollWidth-1000); //magic number 1000 , standard version no iframe
	       
	       
	if(ns5)
	 {
	     var winHt =  window.innerHeight-20+window.pageYOffset ; //standard version no iframe
	     var winScrollY = window.pageYOffset;
	  }
	     
	if(ie4||ie5)
	  {
	      var winHt =   document.body.scrollHeight+(document.documentElement.clientHeight-20);
	      // added 10-04-07 works for different doc types.  -Sudd
	      // IE6 +4.01 and user has scrolled use document.documentElement.scrollTop               
        // IE5 or DTD 3.2 use document.body.scrollTop
	      var winScrollTop = (document.documentElement && document.documentElement.scrollTop) ? 
                                     document.documentElement.scrollTop : document.body.scrollTop;
	              
	             
        
        //var winScreenTop = window.screenTop; 
        //var winScreenLeft = window.screenLeft;
        //var winScrollLeft = document.body.scrollLeft;
        //var winHtclient =  document.body.clientHeight; //standard version no iframe
        // var winHtAll =  document.body.clientHeight-20+document.body.scrollHeight ; //standard version no iframe
	      //alert(' iframe window height size is '+winHt +' iframe window Width size is ' + winWd);
	      //alert('ScrollLeft = '+winScrollLeft+' ScrollTop = '+winScrollTop+ ' ScreenLeft = '+winScreenLeft+ ' ScreenTop = '+winScreenTop+'winHt'+winHt+' ScrollHeight='+document.documentElement.scrollHeight+'tpHt = '+tpHt+'\nWinHtAll ='+winHtAll+' winHtClient='+winHtclient);
	   }
	   
	   
	// check mouse position against tip and window dimensions
	// and position the tooltip 
	//  X location setting.
	
	if ((mouseX+offX+tpWd)>winWd) 
		tipcss.left = mouseX-(tpWd+offX)+"px";
	else tipcss.left = mouseX+offX+"px";
	
	// Y location setting.
	if(ns5)
	{
      //if ((mouseY+offY+tpHt)>500) 
    	//tipcss.top = mouseY-(tpHt+offY)+"px";
    	//	tipcss.top = mouseY-(tpHt+offY)+"px";
      //	else tipcss.top = winScrollY+mouseY+offY+"px";
      //-------from version 2
      //if ((mouseY+offY)>768) 
      //tipcss.top = winHt-(tpHt+offY)+"px";
      
    if ( mouseY+offY+tpHt >550+winScrollY) // magic number 550 for for 1024x768 minimum screen resolution
		{
		  //alert("Mouse position (If) = "+mouseY+" WinScrollY = "+winScrollY +" tpHt = "+tpHt);
      tipcss.top = mouseY-(tpHt+offY)+"px";
    }
    else if (mouseY+offY+tpHt < 300+winScrollY ) //Magic Number 300 for 1024x768 minimum screen resolution
	  {
      tipcss.top = mouseY+offY+"px";
	    //alert("Mouse position (if Else)= "+mouseY +"tipcss.top = "+tipcss.top);
	  }
	  else 
    {
        tipcss.top = mouseY+offY+"px";
	     //alert("Mouse position Else = "+mouseY);
	  }  
  }
  
	if(ie4 || ie5)
	{
    	if ((mouseY+offY+tpHt)>500) //magic number 500  for 1024x768 minimum screen resolution
    		tipcss.top = (winScrollTop+mouseY)-(tpHt+offY)+"px";
    	else tipcss.top = winScrollTop+mouseY+offY+"px";
	}
	
	if (!tipFollowMouse) 
    {
      if(tipimg==0)
        t1=setTimeout("tipcss.visibility='visible'",delay);
      else
        t1=setTimeout("tipcss.visibility='visible'",imagedelay);
    
    }
}

function hideTip() {
	if (!tooltip) return;
	t2=setTimeout("tipcss.visibility='hidden'",hidedelay);
	tipOn = false;
}




//