// JavaScript Document

<!--

var rollOverIsActive = false;

function showHidSubNav(id)
{
	switch(id){
		case 1:	
			document.getElementById('SubNav1').style.display = 'block';
			document.getElementById('SubNav2').style.display = 'none';
			document.getElementById('SubNav3').style.display = 'none';
			document.getElementById('SubNav4').style.display = 'none';
			document.getElementById('SubNav5').style.display = 'none';
			document.getElementById('SubNav6').style.display = 'none';
			break
		case 2:
			document.getElementById('SubNav1').style.display = 'none';
			document.getElementById('SubNav2').style.display = 'block';
			document.getElementById('SubNav3').style.display = 'none';
			document.getElementById('SubNav4').style.display = 'none';
			document.getElementById('SubNav5').style.display = 'none';
			document.getElementById('SubNav6').style.display = 'none';
			break
		case 3:
			document.getElementById('SubNav1').style.display = 'none';
			document.getElementById('SubNav2').style.display = 'none';
			document.getElementById('SubNav3').style.display = 'block';
			document.getElementById('SubNav4').style.display = 'none';
			document.getElementById('SubNav5').style.display = 'none';
			document.getElementById('SubNav6').style.display = 'none';
			break
		case 4:
			document.getElementById('SubNav1').style.display = 'none';
			document.getElementById('SubNav2').style.display = 'none';
			document.getElementById('SubNav3').style.display = 'none';
			document.getElementById('SubNav4').style.display = 'block';
			document.getElementById('SubNav5').style.display = 'none';
			document.getElementById('SubNav6').style.display = 'none';
			break
		case 5:
			document.getElementById('SubNav1').style.display = 'none';
			document.getElementById('SubNav2').style.display = 'none';
			document.getElementById('SubNav3').style.display = 'none';
			document.getElementById('SubNav4').style.display = 'none';
			document.getElementById('SubNav5').style.display = 'block';
			document.getElementById('SubNav6').style.display = 'none';
			break
		case 6:
			document.getElementById('SubNav1').style.display = 'none';
			document.getElementById('SubNav2').style.display = 'none';
			document.getElementById('SubNav3').style.display = 'none';
			document.getElementById('SubNav4').style.display = 'none';
			document.getElementById('SubNav5').style.display = 'none';
			document.getElementById('SubNav6').style.display = 'block';
			break
	}

}

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

function preloadImages() 
{ 
  var d=document; if(d.images){ if(!d.p) d.p=new Array();
    var i,j=d.p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}
}

function findObj(n, d) 
{ 
  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=findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function swapImage(blank1, blank2, blank3, blank4, theCategory) 
{ 
	swapImgRestore(); 
  var i,j=0,x,a=swapImage.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=findObj(a[i]))!=null)
   {
	   document.sr[j++]=x; 
	   if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];
   }
   showHidSubNav(theCategory);
}

function closesubnav(event)
{
	if ((event.clientY <11)||(event.clientY > 73))
	{
			swapImgRestore(); 
			showHidSubNav(category);
			rollOverIsActive = false;
	}
}

function writeButton(id)
{
	if(id == category)
	{
		buttonState = 'active';
	}
	else
	{
		buttonState = 'inactive';
	}

	switch(id){
		case 1:	
			document.write("<img src='images/btn_1_" + buttonState + ".gif' alt='HOME' name='btn_1' width='68' height='27' border='0' id='btn_1' />");	
			break
		case 2:
			document.write("<img src='images/btn_2_" + buttonState + ".gif' alt='PROGRAMS' name='btn_2' width='96' height='27' border='0' id='btn_2' />");
			break
		case 3:
			document.write("<img src='images/btn_3_" + buttonState + ".gif' alt='SESSIONS' name='btn_3' width='86' height='27' border='0' id='btn_3' />");
			break
		case 4:
			document.write("<img src='images/btn_4_" + buttonState + ".gif' alt='MEDIA CENTER' name='btn_4' width='126' height='27' border='0' id='btn_4' />");
			break
		case 5:
			document.write("<img src='images/btn_5_" + buttonState + ".gif' alt='ABOUT US' name='btn_5' width='92' height='27' border='0' id='btn_5' />");
			break
		case 6:
			document.write("<img src='images/btn_6_" + buttonState + ".gif' alt='CONTACT US' name='btn_6' width='110' height='27' border='0' id='btn_6' />");
			break
	}
}


//-->