// JavaScript Document
	function heightDivMargin(element) {

			var divHeight = document.body.clientHeight;
			var layer_margin = (divHeight/2) - 30;
			
			Netscape = navigator.appName == "Netscape";
			MSIE = navigator.appName == "Microsoft Internet Explorer";
			Opera = navigator.userAgent.indexOf("Opera") > -1;
			Unknown = !(Netscape || MSIE || Opera);
	
			if (Netscape) {
				document.getElementById(element).style.marginTop = layer_margin;
			  }
			if (MSIE) {
				document.getElementById(element).style.marginTop = layer_margin;
				document.getElementById("menuSidemain").style.top = layer_margin+27;
			  }
			if (Opera) {
				layer_margin -= 150;
				document.getElementById(element).style.marginTop = layer_margin;
				document.getElementById("menuSidemain").style.top = layer_margin+27;
			  }

	}

	function pageto(lang, count) {
		objectnext = 0;
		objectpre = 0;
		objectnext = lang + "_mainContentBox" + count;
		objectpre = lang + "_mainContentBox" + (count-1);
		document.getElementById(objectnext).style.display = '';
		document.getElementById(objectpre).style.display = 'none';
	}
	function pageel(lang, count) {
		objectnext = 0;
		objectpre = 0;
		objectnext = lang + "_mainContentBox" + count;
		objectpre = lang + "_mainContentBox" + (count+1);
		document.getElementById(objectnext).style.display = '';
		document.getElementById(objectpre).style.display = 'none';
	}
	function pagelang(langfrom, langto) {
		objectnext = 0;
		objectpre = 0;
		objectnext = langto + "_mainContentBox1";
		objectpre1 = langfrom + "_mainContentBox1";
		objectpre2 = langfrom + "_mainContentBox2";
		objectpre3 = langfrom + "_mainContentBox3";
		document.getElementById(objectnext).style.display = '';
		document.getElementById(objectpre1).style.display = 'none';
		document.getElementById(objectpre2).style.display = 'none';
		document.getElementById(objectpre3).style.display = 'none';
		document.getElementById(objectnext).style.display = '';
	}

function PopupDoc(url, x, y){
    mo=open(url,'mo','toolbar=yes,directories=no,menubar=no,width=' + x + ',height= ' + y + ',scrollbars=yes,status=no,resizable=yes');
} 

function PopupImage(url, x, y) {
    mo=window.open(url,'galeria','toolbar=no,directories=no,menubar=no,width=' + x + ',height= ' + y + ',scrollbars=no,status=no,resizable=yes');
} 

function getElementsByClassName(name, doc) {
  if (!doc) { doc=document; }
  var found = 0;
  var elems = new Array();
  var alltags = doc.getElementsByTagName("*");
  if (alltags) {
    for (i=0; i < alltags.length; i++) {
  	  if (alltags[i].className==name) {
  	    elems[found++]=alltags[i];
  	  }
    }
  }
  return(elems);
}