function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
// -->

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_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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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 OpenWin(url)
{
newWin = window.open(url, 'info', 'scrollbars,width=300,height=200,left=500,top=300')
}

function answer(question,changecolour)
{
question.style.background=changecolour
}

function validate()
{
submitOK="True"
if (document.sendform.sendername.value=="")
 {
 alert("Please enter your name")
 submitOK="False"
 }
validEmail=document.sendform.senderemail.value.indexOf("@")
if (validEmail==-1)
 {
 alert("Please enter your valid email address")
 submitOK="False"
 }
if (submitOK=="False")
 {
 return false
 }
if (document.sendform.receivername.value=="")
 {
 alert("Please enter your friend's name")
 submitOK="False"
 }
validEmail=document.sendform.receiveremail.value.indexOf("@")
if (validEmail==-1)
 {
 alert("Please enter your friend's valid email address")
 submitOK="False"
 }
if (submitOK=="False")
 {
 return false
 }
}
function MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}









	var contentHeight = 0; 	// The total height of the content
	var visibleContentHeight = 0;	
	var scrollActive = false;
	
	var scrollHandleObj = false; // reference to the scroll handle
	var scrollHandleHeight = false;
	var scrollbarTop = false;
	var eventYPos = false;

	var scrollbuttonActive = false;
	var scrollbuttonDirection = false;
	var scrollbuttonSpeed = 2; // How fast the content scrolls when you click the scroll buttons(Up and down arrows)
	var scrollTimer = 10;	// Also how fast the content scrolls. By decreasing this value, the content will move faster	
	
	var scrollMoveToActive = false;
	var scrollMoveToYPosition = false;
	function scrollDiv_startScroll(e)
	{
		if(document.all)e = event;
		scrollbarTop = document.getElementById('scrolldiv_theScroll').offsetTop;
		eventYPos = e.clientY;
		scrollActive = true;
	}
	
	function scrollDiv_stopScroll()
	{
		scrollActive = false;
		scrollbuttonActive = false;
		scrollMoveToActive = false;
	}
	function scrollDiv_scroll(e)
	{
		if(!scrollActive)return;
		if(document.all)e = event;
		if(e.button!=1 && document.all)return;
		var topPos = scrollbarTop + e.clientY - eventYPos; 
		if(topPos<0)topPos=0;
		if(topPos/1>visibleContentHeight-(scrollHandleHeight+4)/1)topPos = visibleContentHeight-(scrollHandleHeight+4);
		document.getElementById('scrolldiv_theScroll').style.top = topPos + 'px';
		document.getElementById('scrolldiv_content').style.top = 0 - Math.floor((contentHeight) * ((topPos)/(visibleContentHeight-scrollHandleHeight)))+'px' 
	}
	
	/*
	Click on the slider
	Move the content to the this point
	*/
	function scrolldiv_scrollMoveToInit(e)
	{		
		if(document.all)e = event;
		scrollMoveToActive = true;
		scrollMoveToYPosition = e.clientY - document.getElementById('scrolldiv_scrollbar').offsetTop;
		if(document.getElementById('scrolldiv_theScroll').offsetTop/1 > scrollMoveToYPosition) scrollbuttonDirection = scrollbuttonSpeed*-2; else  scrollbuttonDirection = scrollbuttonSpeed*2;
		scrolldiv_scrollMoveTo();	
	}
	
	function scrolldiv_scrollMoveTo()
	{
		if(!scrollMoveToActive || scrollActive)return;
		var topPos = document.getElementById('scrolldiv_theScroll').style.top.replace('px','');
		topPos = topPos/1 + scrollbuttonDirection;
		if(topPos<0){
			topPos=0;
			scrollMoveToActive=false;
		}
		if(topPos/1>visibleContentHeight-(scrollHandleHeight+4)/1){
			topPos = visibleContentHeight-(scrollHandleHeight+4);	
			scrollMoveToActive=false;
		}
		if(scrollbuttonDirection<0 && topPos<scrollMoveToYPosition-scrollHandleHeight/2)return;	
		if(scrollbuttonDirection>0 && topPos>scrollMoveToYPosition-scrollHandleHeight/2)return;			
		document.getElementById('scrolldiv_theScroll').style.top = topPos + 'px';
		document.getElementById('scrolldiv_content').style.top = 0 - Math.floor((contentHeight) * ((topPos)/(visibleContentHeight-scrollHandleHeight)))+'px' 		
		setTimeout('scrolldiv_scrollMoveTo()',scrollTimer);		
	}
	
	function cancelEvent()
	{
		return false;			
	}

	function scrolldiv_scrollButton()
	{
		if(this.id=='scrolldiv_scrollDown')scrollbuttonDirection = scrollbuttonSpeed; else scrollbuttonDirection = scrollbuttonSpeed*-1;
		scrollbuttonActive=true;
		scrolldiv_scrollButtonScroll();
	}
	function scrolldiv_scrollButtonScroll()
	{
		if(!scrollbuttonActive)return;
		var topPos = document.getElementById('scrolldiv_theScroll').style.top.replace('px','');
		topPos = topPos/1 + scrollbuttonDirection;
		if(topPos<0){
			topPos=0;
			scrollbuttonActive=false;
		}
		if(topPos/1>visibleContentHeight-(scrollHandleHeight+4)/1){
			topPos = visibleContentHeight-(scrollHandleHeight+4);	
			scrollbuttonActive=false;
		}	
		document.getElementById('scrolldiv_theScroll').style.top = topPos + 'px';
		document.getElementById('scrolldiv_content').style.top = 0 - Math.floor((contentHeight) * ((topPos)/(visibleContentHeight-scrollHandleHeight)))+'px' 			
		setTimeout('scrolldiv_scrollButtonScroll()',scrollTimer);
	}
	function scrolldiv_scrollButtonStop()
	{
		scrollbuttonActive = false;
	}
	
	
	function scrolldiv_initScroll()
	{
		visibleContentHeight = document.getElementById('scrolldiv_scrollbar').offsetHeight ;
		contentHeight = document.getElementById('scrolldiv_content').offsetHeight - visibleContentHeight;		
		scrollHandleObj = document.getElementById('scrolldiv_theScroll');
		scrollHandleHeight = scrollHandleObj.offsetHeight;
		scrollbarTop = document.getElementById('scrolldiv_scrollbar').offsetTop;		
		document.getElementById('scrolldiv_theScroll').onmousedown = scrollDiv_startScroll;
		document.body.onmousemove = scrollDiv_scroll;
		document.getElementById('scrolldiv_scrollbar').onselectstart = cancelEvent;
		document.getElementById('scrolldiv_theScroll').onmouseup = scrollDiv_stopScroll;
		if(document.all)document.body.onmouseup = scrollDiv_stopScroll; else document.documentElement.onmouseup = scrollDiv_stopScroll;
		document.getElementById('scrolldiv_scrollDown').onmousedown = scrolldiv_scrollButton;
		document.getElementById('scrolldiv_scrollUp').onmousedown = scrolldiv_scrollButton;
		document.getElementById('scrolldiv_scrollDown').onmouseup = scrolldiv_scrollButtonStop;
		document.getElementById('scrolldiv_scrollUp').onmouseup = scrolldiv_scrollButtonStop;
		document.getElementById('scrolldiv_scrollUp').onselectstart = cancelEvent;
		document.getElementById('scrolldiv_scrollDown').onselectstart = cancelEvent;
		document.getElementById('scrolldiv_scrollbar').onmousedown = scrolldiv_scrollMoveToInit;
	}
	/*
	Change from the default color
	*/	
	function scrolldiv_setColor(rgbColor)
	{
		document.getElementById('scrolldiv_scrollbar').style.borderColor = rgbColor;
		document.getElementById('scrolldiv_theScroll').style.backgroundColor = rgbColor;
		document.getElementById('scrolldiv_scrollUp').style.borderColor = rgbColor;
		document.getElementById('scrolldiv_scrollDown').style.borderColor = rgbColor;
		document.getElementById('scrolldiv_scrollUp').style.color = rgbColor;
		document.getElementById('scrolldiv_scrollDown').style.color = rgbColor;
		document.getElementById('scrolldiv_parentContainer').style.borderColor = rgbColor;
	}
	/*
	Setting total width of scrolling div
	*/
	function scrolldiv_setWidth(newWidth)
	{
		document.getElementById('dhtmlgoodies_scrolldiv').style.width = newWidth + 'px';
		document.getElementById('scrolldiv_parentContainer').style.width = newWidth-30 + 'px';		
	}
	
	/*
	Setting total height of scrolling div
	*/
	function scrolldiv_setHeight(newHeight)
	{
		document.getElementById('dhtmlgoodies_scrolldiv').style.height = newHeight + 'px';
		document.getElementById('scrolldiv_parentContainer').style.height = newHeight + 'px';
		document.getElementById('scrolldiv_slider').style.height = newHeight + 'px';
		document.getElementById('scrolldiv_scrollbar').style.height = newHeight-40 + 'px';		
	}
	/*
	Setting new background color to the slider 
	*/
	function setSliderBgColor(rgbColor)
	{
		document.getElementById('scrolldiv_scrollbar').style.backgroundColor = rgbColor;
		document.getElementById('scrolldiv_scrollUp').style.backgroundColor = rgbColor;
		document.getElementById('scrolldiv_scrollDown').style.backgroundColor = rgbColor;
	}
	/*
	Setting new content background color
	*/
	function setContentBgColor(rgbColor)
	{
		document.getElementById('scrolldiv_parentContainer').style.backgroundColor = rgbColor;
	}
	
	/*
	Setting scroll button speed
	*/
	function setScrollButtonSpeed(newScrollButtonSpeed)
	{
		scrollbuttonSpeed = newScrollButtonSpeed;
	}
	/*
	Setting interval of the scroll
	*/
	function setScrollTimer(newInterval)
	{
		scrollTimer = newInterval;
	}