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 MM_swapImgRestore() { //v3.0
  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_findObj(n, d) { //v4.01
  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_swapImage() { //v3.0
  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 show_pop(){
	m=document.getElementById("menu_pop");	
	
	
	if (m.style.display=="none")
	{
		m.style.display="block";
	}
	else
	{
		m.style.display="none";
	}

}

/*
function change_file(id_file){
	obj=document.getElementById("cssfile");
		
	switch(id_file)
	{
	case 1:
	  obj.href="css/default.css";
	  break;    
	case 2:
	  obj.href="css/150.css";
	  break;
	case 3:
	  obj.href="css/200.css";
	  break;		  
	default:
	  obj.href="css/default.css";
	}	
}
*/

function change_file(id_file){
	obj=document.getElementById("cssfile");
	var agt=navigator.userAgent.toLowerCase();					
		
	if (agt.indexOf("msie") == -1) {
		switch(id_file)
		{
		case 1:
		  obj.href="css/default.css";
		  break;    
		case 2:
		  obj.href="css/150.css";
		  break;
		case 3:
		  obj.href="css/200.css";
		  break;		  
		default:
		  obj.href="css/default.css";
		}	
	}
	else
	{
		switch(id_file)
		{
		case 1:
		  obj.href="css/default.css";
		  break;    
		case 2:
		  obj.href="css/150_ie.css";
		  break;
		case 3:
		  obj.href="css/200_ie.css";
		  break;		  
		default:
		  obj.href="css/default.css";
		}	
	}
}