// * toggle state of menu *

function toggleSub(el, state){
  if(state == 'on'){
    el.style.backgroundImage='url(images/bg_subnav_active.gif)';
    el.childNodes[0].style.fontWeight='bold';
    el.childNodes[0].style.color='#00A6EB';
   
  }else {
    el.style.backgroundImage='url(images/bg_subnav.gif)';
    el.childNodes[0].style.fontWeight='normal';
    el.childNodes[0].style.color='#4C585A';
 
  }
}

function toggleTop(el, state){
  
  if(state == 'on'){
    el.parentNode.style.backgroundImage='url(images/bg_topnav_active.gif)';
   
  }else {
    el.parentNode.style.backgroundImage='url(images/bg_topnav.gif)';
   
  }
}

function toggleVisible(el){
    if(el.parentNode.childNodes) {
	for(var i = 0;i<el.parentNode.childNodes.length;i++){
	    if(el.parentNode.childNodes[i].nodeName == 'UL') {
		if(el.parentNode.childNodes[i].style.display == 'block')  {
		    el.parentNode.childNodes[i].style.display = 'none';
		    el.parentNode.style.paddingBottom = '4px';
		} else {
		    el.parentNode.style.paddingBottom = '0px';
		    el.parentNode.childNodes[i].style.display = 'block';
		   
		}
	    }
	}
    }
    return false;
}