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 navOver(num) {
  
  if (document.getElementById) {
    if ( document.getElementById('nav'+num+'Sub').style.display == 'none') {
      document.getElementById('nav'+num+'Item').style.color = "#000000";
      document.getElementById('nav'+num+'Item').style.backgroundColor = "#000066";
      document.getElementById('nav'+num+'Link').style.color = "#FFFFFF";
      document.getElementById('nav'+num+'Link').style.backgroundColor = "#000066";
      document.getElementById('nav'+num+'Img').src = 'images/arrow_over.gif';
      document.getElementById('nav'+num+'Line').style.backgroundColor = "#000066";
	}
  }
}

function navOut(num) {
  if (document.getElementById) {
    if ( document.getElementById('nav'+num+'Sub').style.display == 'none') {
      document.getElementById('nav'+num+'Item').style.color = "#000000";
      document.getElementById('nav'+num+'Item').style.backgroundColor = "#C7D8E0";
      document.getElementById('nav'+num+'Link').style.color = "#000000";
      document.getElementById('nav'+num+'Link').style.backgroundColor = "#C7D8E0";
      document.getElementById('nav'+num+'Img').src = 'images/arrow.gif';
      document.getElementById('nav'+num+'Line').style.backgroundColor = "#F4F8FC";
	}
  }
}

function toggleSubmenu(num,n) {
  if (document.getElementById) {
    if (document.getElementById('nav'+num+'Sub').style.display == 'none') {
      document.getElementById('nav'+num+'Sub').style.display = '';
      if (n==0){
	  document.getElementById('nav'+num+'Img').src = 'images/arrow_over.gif';
      }else{
	  document.getElementById('nav'+num+'Img').src = 'images/arrow_down.gif';
	  }
	  
	  closeOtherSubmenus(num);
	} else {
      document.getElementById('nav'+num+'Sub').style.display = 'none';
      document.getElementById('nav'+num+'Img').src = 'images/arrow_over.gif';
	}
  }
}

function subOver(nav, sub) {
  if (document.getElementById)
    document.getElementById('nav'+nav+'Sub'+sub).style.backgroundColor = "#FFFFFF";
	document.getElementById('nav'+nav+'Sub'+sub).style.Color = "#000000";
}

function subOut(nav, sub) {
  if (document.getElementById)
    document.getElementById('nav'+nav+'Sub'+sub).style.backgroundColor = "#C7D8E0";
}

function closeOtherSubmenus(num) {
  for (i = 2; i <= 6; i++)
    if (i != num)
      closeSubmenu(i);
}

function closeSubmenu(num)  {
  if (document.getElementById) {
     if ((num==3)||(num==4)||(num==5)){
	 }else{
    document.getElementById('nav'+num+'Item').style.color = "#000000";
    document.getElementById('nav'+num+'Item').style.backgroundColor = "#C7D8E0";
    document.getElementById('nav'+num+'Link').style.color = "#000000";
    document.getElementById('nav'+num+'Link').style.backgroundColor = "#C7D8E0";
    document.getElementById('nav'+num+'Img').src = 'images/arrow.gif';
    document.getElementById('nav'+num+'Sub').style.display = 'none';
    document.getElementById('nav'+num+'Line').style.backgroundColor = "#F4F8FC";
	}
  }
}