//functions for menu preload and rollovers
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_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 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 for pulldown menus
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

//Function for case studies pulldown menus - this makes them accessible
function cases_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='case.php?id="+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

//Function to open pop up window
function openWin(theURL,winName,features) {
    window.open(theURL,winName,features);
}


//Function for toggling visibility

function togglesingle ( targetId ) {
	var tr = document.getElementsByTagName('tr');

	if (document.getElementById) {
		target = document.getElementById( "id_" + targetId + "b");
		if (target.style.display == 'none') {
				target.style.display = '';
		}
		else if(target.style.display == ''){
				target.style.display = 'none';
		}
		curtarget = document.getElementById( "id_" + targetId);
		if (curtarget.style.display == 'none') {
				curtarget.style.display = '';
		}
		else if(curtarget.style.display == ''){
				curtarget.style.display = 'none';
		}
	}
}

function hideshow( targetId, clickElementId, showText ) {
	target = document.getElementById(targetId);
	clickElement = document.getElementById(clickElementId);

	if(target.style.display == 'none')
	{
		target.style.display = '';
		clickElement.innerHTML = '';
		Set_Cookie( 'flashDivCookie','');
	}
	else if(target.style.display == '')
	{
		target.style.display = 'none';
		clickElement.innerHTML = showText;
		Set_Cookie( 'flashDivCookie','none');
	}
}

function confirmation(question,loc)
{
	var answer = confirm(question)
	if (answer){
		window.location = loc;
	}
	else
	{

	}
}



function Set_Cookie( name, value, expires, path, domain, secure ) 
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct 
expires time, the current script below will set 
it for x number of days, to make it for hours, 
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
( ( path ) ? ";path=" + path : "" ) + 
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}


// this function gets the cookie, if it exists
function Get_Cookie( name ) {
	
var start = document.cookie.indexOf( name + "=" );
var len = start + name.length + 1;
if ( ( !start ) &&
( name != document.cookie.substring( 0, name.length ) ) )
{
return null;
}
if ( start == -1 ) return null;
var end = document.cookie.indexOf( ";", len );
if ( end == -1 ) end = document.cookie.length;
return unescape( document.cookie.substring( len, end ) );
}