// DW swap image functions

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_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_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_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
function menuToggle(blk,length) { 
	for (i=1; i<= length;i++) {
		document.getElementById('sub_'+i).style.display = 'none';
	}                                                                                  
	document.getElementById(blk).style.display = 'block';
}
function showHideToggle(blk) {
	toggle = (document.getElementById(blk).style.display == 'none') ? 'block' : 'none';
	document.getElementById(blk).style.display = toggle;
}

//reviews functions
function showReview(e,section)
{

if (section == 'review1')
   {
   hideReview(e,'review2');
   hideReview(e,'review3');
   hideReview(e,'review4');
   hideReview(e,'review5');
   };
   
   if (section == 'review2')
   {
   hideReview(e,'review1');
   hideReview(e,'review3');
   hideReview(e,'review4');
   hideReview(e,'review5');
   };
   
   if (section == 'review3')
   {
   hideReview(e,'review1');
   hideReview(e,'review2');
   hideReview(e,'review4');
   hideReview(e,'review5');
   };
   if (section == 'review4')
   {
   hideReview(e,'review1');
   hideReview(e,'review2');
   hideReview(e,'review3');
   hideReview(e,'review5');
   };
   if (section == 'review5')
   {
   hideReview(e,'review1');
   hideReview(e,'review2');
   hideReview(e,'review3');
   hideReview(e,'review4');
   };

   if (document.getElementById &&
         document.getElementById(section) &&
            document.getElementById(section).style)
   {
   
   document.getElementById(section).style.visibility="visible";
   document.getElementById(section).style.display="block";
   //code fix for firefox mac os x overflow where if set to auto, scrollbars aren't hidden
   document.getElementById(section).style.overflow="auto";
   };
   
   if (e.clientX > 250)
   {document.getElementById(section).style.left = (e.clientX+  document.documentElement.scrollLeft-250)+"px";}
   else
   {document.getElementById(section).style.left = (e.clientX+  document.documentElement.scrollLeft-+50)+"px";};

    document.getElementById(section).style.top = (e.clientY + document.documentElement.scrollTop+5)+"px";
	document.documentElement.scrollTop = document.documentElement.scrollTop+e.clientY-20;
}


function hideReview(e,section)
{
   if (document.getElementById &&
         document.getElementById(section) &&
            document.getElementById(section).style)
   {
   document.getElementById(section).style.visibility="hidden";
   document.getElementById(section).style.display="none";
   //code fix for firefox mac os x overflow where if set to auto, scrollbars aren't hidden
   document.getElementById(section).style.overflow="visible";
   };
}