// JavaScript Document
	var alg_timeout = 10000;
 	var huidigeheader = 0;
	var alertTimerId = 0;
	var redbarcurprocent = 0;
	var redbarTimerId = 0;
	
	
 $(document).ready(function() {
	$("#buttons > .button1").bind("click", function(e){
		document.location.href='?p=IT-Ernity-Atmosphere';
	});		
	$("#buttons > .button2").bind("click", function(e){
		document.location.href='?p=Full-IT-outsourcing';
	});	
	$("#buttons > .button3").bind("click", function(e){
		document.location.href='?p=Duurzaam-ondernemen';
	});	
	 
	//Afbeelding header rotate
	//restartRedbar();
	$('#image_rotate').innerfade({ 
		speed: 'slow', 
		timeout: alg_timeout, 
		type: 'sequence', 
		containerheight: '220px'
	});
		
		showHeaders(1);
	 
});


function displayItem(domID, onoff ){
			 
	if ( onoff == 'on' ){
	
		$('#' +domID).css('display', 'block');
	}else{
		$('#' +domID).css('display', 'none');
	}
	
}


function showHeaders(num){
		if ( huidigeheader > 0 ){
			$("#koptekst"+huidigeheader).animate({"top": "-2000px"}, "slow");
			$("#subtekst"+huidigeheader).animate({"left": "-2000px"}, "slow");	
		}
	 
		$("#koptekst"+num).css("top", "300px");
		$("#subtekst"+num).css("left", "950px");
	
		$("#koptekst"+num).animate({"top": "30px"}, 1500,"easeOutExpo" );
 		if ( huidigeheader > 0 ){
			doHeadertekstitem(num);
		}
	 	alertTimerId = setTimeout ( "tekstfaden(" + num + ")", 500 );
		restartRedbar();
		huidigeheader = num;
	}
	
	
function updateRedbar(){
	perkeer = 100 / (alg_timeout/50);

	redbarcurprocent = redbarcurprocent  + perkeer;
	//$('#rodebalk').animate( { width:"100%" }, { queue:false, duration:alg_timeout } );
	
	if ( redbarcurprocent > 100 ) redbarcurprocent = 100;
	$('#rodebalk').css('width', redbarcurprocent+ '%');
	redbarTimerId = setTimeout ( "updateRedbar()", 45 );
}

function restartRedbar(){
	redbarcurprocent = 0;
	$('#rodebalk').css('width', '0%');
	if ( redbarTimerId ){
		clearTimeout ( redbarTimerId );	
	}
	setTimeout ( "updateRedbar()", 600 );
	 
}

function tekstfaden(num){
	//
	clearTimeout ( alertTimerId );
	$("#subtekst"+num).animate({"left": "80px"}, 1500, "easeOutExpo");
}


function doHeadertekstitem(num){
	for ( i=1; i<=aantalheaders; i++){
		$("#headertekstitem" +i).removeClass('headertekstactief');	
	}
	
	$("#headertekstitem" +num).addClass('headertekstactief');	
	for ( i=1; i<=aantalheaders; i++){
		if ( i == aantalheaders ){
			$("#headertekstitem" + i).animate({"top": "-=20px"}, "slow", "", doRearrangeheaderteksten );
		}else{
			$("#headertekstitem" + i).animate({"top": "-=20px"}, "slow" );
		}
	}

}

function doRearrangeheaderteksten(){
	for ( i=1; i<=aantalheaders; i++){
		positie =  parseInt( $("#headertekstitem" +i).css("top") );
		if ( positie <= -20 ){
			nwepositie = positie + (aantalheaders*20) + 'px';
			$("#headertekstitem" +i).css("top", nwepositie);
		}
	}	
}