// JavaScript Document


/*fin variables dels menus */

	var timerID = null;
	menu1state=0;
	menu2state=0;
	menu3state=0;
	var m_auto  = null;
	var m_elec  = null;
	var m_safe  = null;

/**********************************************************************************/
	
	isNS4 = (document.layers) ? true : false;
	isIE4 = (document.all && !document.getElementById) ? true : false;
	isIE5 = (document.all && document.getElementById) ? true : false;
	isNS6 = (!document.all && document.getElementById) ? true : false;

  

	function Init() {
	
	   if (isNS4) {
          m_auto = document.Layer1
		  m_elec = document.Layer2
		  m_safe = document.Layer3
	   }
	   else if (isIE4) {
		 m_auto = Layer1.style
		 m_elec = Layer2.style
		 m_safe = Layer3.style
	   }
	   else if (isIE5) {	  
	   	 m_auto = document.getElementById("Layer1")
	     m_elec = document.getElementById("Layer2")
		 m_safe = document.getElementById("Layer3")		
	   }
	   else if (isNS6){
		 m_auto = document.getElementById("Layer1")
		 m_elec = document.getElementById("Layer2")
		 m_safe = document.getElementById("Layer3")	   
	   }	   
	}

	function closeall()
	{		
		if((menu1state==1)|(menu2state==1)|(menu3state==1)){
			  if (isNS4) {
				m_auto.visibility = "hide";
				m_elec.visibility = "hide";
				m_safe.visibility = "hide";
			 }
	 		 else if (isIE4) {
	        	m_auto.visibility = "hidden";
	        	m_elec.visibility = "hidden";
	        	m_safe.visibility = "hidden";
		  	 }
			 else if (isIE5 || isNS6) {
	 			m_auto.style.visibility="hidden";
	 			m_elec.style.visibility="hidden";
	 			m_safe.style.visibility="hidden";								
		 	 }	
			menu1state=0; menu2state=0; menu3state=0;
		}
		
	}

	function openclose(menu){
     var m=null;
		if (menu==0) {menustate=menu1state;m=m_auto;}
		if (menu==1) {menustate=menu2state;m=m_elec;}
		if (menu==2) {menustate=menu3state;m=m_safe;}
		
	    if (isNS4) {
				m_auto.visibility = "hide";
				m_elec.visibility = "hide";
				m_safe.visibility = "hide";
		}
		else if (isIE4) {
	        	m_auto.visibility = "hidden";
	        	m_elec.visibility = "hidden";
	        	m_safe.visibility = "hidden";
		}
		else if (isIE5 || isNS6) {
	 			m_auto.style.visibility="hidden";
	 			m_elec.style.visibility="hidden";
	 			m_safe.style.visibility="hidden";								
		 }	

		menu1state=0; menu2state=0; menu3state=0;
	
		clearTimeout(timerID);
		

		if (menustate==0){		
			 if (isNS4) m.visibility = "show"
			 else if (isIE4) m.visibility = "visible"
			 else if (isIE5 || isNS6) m.style.visibility="visible";
	
			if (menu==0) { menu1state=1; }
			if (menu==1) { menu2state=1; }
			if (menu==2) { menu3state=1; }
		}
	}
	
	function TurnOn(num) {
		if (isNS6) {
			if (num==0) document.getElementById("auto").style.MozOpacity=1;
			if (num==1) document.getElementById("lav").style.MozOpacity=1;
			if (num==2) document.getElementById("lib").style.MozOpacity=1;			
		}
		else if (isIE5) {
			if (num==0) document.getElementById("auto").style.filter='clear';
			if (num==1) document.getElementById("lav").style.filter='clear';
			if (num==2) document.getElementById("lib").style.filter='clear';						
		}
	}
	
	function TurnOff(num){
		if (isNS6) {
			if (num==0) document.getElementById("auto").style.MozOpacity=0.3;
			if (num==1) document.getElementById("lav").style.MozOpacity=0.3;
			if (num==2) document.getElementById("lib").style.MozOpacity=0.3;						
		}
		else if (isIE5) {
	   		if (num==0) document.getElementById("auto").style.filter='alpha(opacity=85,style=2)';
	   		if (num==1) document.getElementById("lav").style.filter='alpha(opacity=85,style=2)';
	   		if (num==2) document.getElementById("lib").style.filter='alpha(opacity=85,style=2)';						
		}
	}

    function FixStyle() {
	
		if (isNS6) { 
		        document.getElementById('auto').style.MozOpacity=0.3;
		        document.getElementById('lav').style.MozOpacity=0.3;
		        document.getElementById('lib').style.MozOpacity=0.3;								
		}
		else if (isIE5) {
				document.getElementById('auto').style.filter='alpha(opacity=85,style=2)';
				document.getElementById('lav').style.filter='alpha(opacity=85,style=2)';
				document.getElementById('lib').style.filter='alpha(opacity=85,style=2)';								
		}
	}