function navAction(e){
      var obj=null;
      obj=document.all ? window.event.srcElement : e.target;
      if(obj.tagName.toLowerCase()=="a"){
         obj=obj.parentNode;
      }
      obj.className=obj.className.match(/over/) ? obj.className.replace(/\_over/,"") : obj.className+"_over";
      obj.style.cursor=document.all ? "hand" : "pointer";
   }

   function navClick(e){
      var obj=null;
      var coll=null;
      obj=document.all ? window.event.srcElement : e.target; 
      if(obj.tagName.toLowerCase()=="a"){
         obj=obj.parentNode;
      }
      coll=obj.getElementsByTagName("A");
      if(coll.length>0){
         window.location=coll[0].getAttribute("href");
      }
      return false;
   }

   function attachEvents(){
      var nav=document.getElementById("navigation");
      var coll=nav.getElementsByTagName("LI");
      for(i=0;i<coll.length;i++){
         if(document.all){
            coll[i].attachEvent("onmouseover",navAction);
            coll[i].attachEvent("onmouseout",navAction);
            coll[i].attachEvent("onclick",navClick);
         }else{
            coll[i].addEventListener("mouseover",navAction,false);
            coll[i].addEventListener("mouseout",navAction,false);
            coll[i].addEventListener("click",navClick,false);
         }
      }
   }  

   function attachStyles(){
      var srch=window.location.search.substr(1);
      if(srch.match(/textonly/)){
         var css=document.styleSheets[0];
         css.disabled=true;

         var title=document.title;
         var h1=document.createElement("H1");
         var txt=document.createTextNode(title);
         h1.appendChild(txt);
         var doc=document.getElementById("doc");
         document.body.insertBefore(h1,doc);
      }
   }

   function showInfo(obj){
      obj.style.fontWeight=obj.style.fontWeight=="bold" ? "normal" : "bold";
      var coll=obj.parentNode.getElementsByTagName("DIV");
      if(coll.length>0){
         coll[0].style.display=coll[0].style.display=="block" ? "none" : "block";
      }
      return false;
   }

   function preloadImages(){
	   var imgs=Array("nav_top_over.gif","nav_general_over.gif","nav_bottom_over.gif");
	   var temp=Array();
	   var index=0;
	   for(i=0;i<imgs.length;i++){
		   index=temp.length;
		   temp[index]=new Image();
		   temp[index].src="images/"+imgs[i];
	   }
   }

   function form_thankyou(){
      var frm=document.getElementById("thankyouframe");
      with(frm){
      style.top="250px";
      style.left=(screen.width/2-210)+"px";
      }
      frm.style.visibility="visible";
      setTimeout("window.location='index.php'",5000);
   }