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

function MM_preloadImages() 
{
   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() 
{
   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_swapImage() 
{		 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 setMainMenuRollOut (id) 
{
   setBackgroundImage(id,"none");
   if(id == 'mainmenu1') 										
   {
	  document.mainmenuHoek.src='images/webschets5b_07.gif';
   }
}

function setsubMenuRollOut(id)
{
   setBackgroundImage(id,"none");
   if(id == 'submenu1')
   {
	  setBackgroundImage('submenuHoekje',"none");

   }

}

function setsubMenuRoll(id)
{
   setBackgroundImage(id,"images/rollover5b_11.gif");
   if(id == 'submenu1')
   {
	  setBackgroundImage('submenuHoekje',"images/rollover5b_11.gif");

   }


}
function setMainMenuRoll (id) 
{

   setBackgroundImage(id,"images/rollover5b_08.gif");

   if(id == 'mainmenu1')
   {
	  document.mainmenuHoek.src='images/rollover5b_07.gif';
   }

}

function setImage(id,imageURL)
{
   document.id.src=imageURL;

}

function setBgColor (id, color) 
{
   if (document.getElementById)
   {
	  document.getElementById(id).style.backgroundColor = color;
   }
   else if (document.layers)
   {
	  document[id].bgColor = color == 'transparent' ? null : color;
   }
   else if (document.all)
   {
	  document.all[id].style.backgroundColor = color;
   }
}

function setBackgroundImage (id, imageURL) 
{
   if (document.getElementById)
   {
	  document.getElementById(id).style.backgroundImage = imageURL == 'none' ? 'none' : 'url(' + imageURL + ')';
			}
			else if (document.layers)
			{
			document[id].background.src = imageURL == 'none' ? null : imageURL;
			}
			else if (document.all)
			{
			document.all[id].style.backgroundImage = imageURL == 'none' ? 'none' 
			: 'url(' + imageURL + ')';

			   }	
			   }