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 showHideDiv(div){
	var curState = MM_findObj(div).style.display;
	
	if (curState == "none"){
		MM_findObj(div).style.display = "block";
	}else{
		if (curState == "block"){
			MM_findObj(div).style.display = "none";
		}
	}
	
}