//Navigation hoverstate

function navover(theid){  
	document.getElementById(theid).style.display="block";
	}
		
function navout(theid){  
	document.getElementById(theid).style.display="none";
	}
	
	
//getElementsByClass
function getElementsByClass(node,searchClass,tag) {
  var classElements = new Array();
  var els = node.getElementsByTagName(tag);
  var elsLen = els.length;
  var pattern = new RegExp("\b"+searchClass+"\b");
  for (i = 0, j = 0; i < elsLen; i++) {
    if ( pattern.test(els[i].className) ) {
      classElements[j] = els[i];
      j++;
    }
  }
return classElements;
}

// Add 
function externallinks () {
   if ( document.getElementsByTagName ) {
      var links = document.getElementsByTagName ( 'a' );
      for (var i = 0; i < links.length; i++ ) {
         var link = links[i];
         if ( ( link.getAttribute ( 'href' ) ) && ( link.getAttribute ( 'rel' ) == 'external' ) ) {
            link.target = '_blank';
         }
      }
   }
}




// Open new windows
function externallinks () {
   if ( document.getElementsByTagName ) {
      var links = document.getElementsByTagName ( 'a' );
      for (var i = 0; i < links.length; i++ ) {
         var link = links[i];
         if ( ( link.getAttribute ( 'href' ) ) && ( link.getAttribute ( 'rel' ) == 'external' ) ) {
            link.target = '_blank';
         }
      }
   }
}

IE = navigator.appName=="Microsoft Internet Explorer";
NS = navigator.appName=="Netscape";
browsertype = parseInt(navigator.appVersion);

var newWin=null;

function poppit(theUrl,theName,width,height,scroll) {
	
	var scrollVar = "no";
	if (scroll == "1" ) {
		scrollVar = "yes";
	} else {
		scrollVar = "no";
	}
	var _params = "width=" + width + ",height=" + height + ",resizable=no,status=no,scrollbars="+scrollVar;
	
	// CENTER ON BROWSERS WHICH SUPPORT JSCRIPT 1.2
	if (browsertype >= 4) {
		_left = ( (screen.width-width) >>1 );
		_top = ( (screen.height-height) >>1 );
	} else {
		_left = ( (800-width) >>1 );
		_top = ( (600-height) >>1 );
	}
	
	if (IE) _params += ",top=" + _top + ",left=" + _left;
	else if (NS) _params += ",screenX=" + _left + ",screenY=" + _top;
	
	newWin = window.open(theUrl, theName, _params);
	if ( newWin!=null && !(IE && browsertype<5) )
		newWin.focus(); // MSIE4 DOESN'T FOCUS WINDOWS
}