function BigImage(img,w,h)
{
  var obj_window = 
window.open(img,"","toolbar=no,directories=no,status = no,resizable=yes,menubar=no,scrollbars=auto,width="+w+", height="+h);
	obj_window.focus();
}

var current = 0;
var timeOut = 0;	
function mover(mId)
{
 clearTimeout(timeOut);
 if( current >  0 && current !=mId)
 {
 	eval("var sub = 'submenu_"+current+"';"); 
 	document.getElementById(sub).style.visibility = 'hidden';
 	document.getElementById(sub).style.display = 'none';
 }	
 eval("var sub = 'submenu_"+mId+"';"); 
 document.getElementById(sub).style.visibility = 'visible';
 document.getElementById(sub).style.display = 'inline';
 current = mId;
}

function mout(mId)
{
   timeOut = setTimeout("hide()", 400);
}
function hide()
{
  eval("var sub = 'submenu_"+current+"';"); 
  document.getElementById(sub).style.visibility = 'hidden';
  document.getElementById(sub).style.display = 'none';
}
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 changeclass(id)
{

  document.getElementById('id5_'+id).className = 'v0_1';
  document.getElementById('id1_'+id).className = 'v1_1';
  document.getElementById('id2_'+id).className = 'v2_1';
  document.getElementById('id3_'+id).className = 'v3_1';
  document.getElementById('id4_'+id).className = 'v4_1';
}

function backclass(id)
{
    document.getElementById('id5_'+id).className = 'v0_2';
    document.getElementById('id1_'+id).className = 'v1_2';
    document.getElementById('id2_'+id).className = 'v2_2';
    document.getElementById('id3_'+id).className = 'v3_2';	
    document.getElementById('id4_'+id).className = 'v4_2';
}
function ValidatePoll(error_mess)
{
    var f = document.forms.poll;
    for( var i=0; i<f.elements.length; i++ )
	 {
     	var fname = f.elements[i].name;
		if( fname == 'answer'  &&  f.elements[i].checked )
			return true;
		if( fname == 'answers[]'  &&  f.elements[i].checked )
		    return true;		 
    }	
	alert(error_mess);
    return false;
}

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];}}
}