// JavaScript Document

function switchDiv(id,show){
//Functie om een div wel en niet zichtbaar te maken
	var div = document.getElementById(id);
	var act = '';
	
	if (show=='show'){
		act = 'block';
	}else if (show=='hide'){
		act = 'none';
	}else{
		if (div) now = div.style.display;
		if (now=='none'){
			act = 'block';
		} else {
			act = 'none';
		}
	}
	if (div){
		div.style.display = act;
	}
	
}

function vertraagmenu1()
{
setTimeout("document.getElementById('processContainer').style.display='none'",1500);
setTimeout("document.getElementById('error1Container').style.display=''",1500);
}

function vertraagmenu2()
{
setTimeout("document.getElementById('processContainer').style.display='none'",1500);
setTimeout("document.getElementById('error2Container').style.display=''",1500);
}



//Functie om een div te laten sliden

var timerlen = 5;
var slideAniLen = 150;

var timerID = new Array();
var startTime = new Array();
var obj = new Array();
var endHeight = new Array();
var moving = new Array();
var dir = new Array();

function slidedown(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display != "none")
                return; // cannot slide down something that is already visible

        moving[objname] = true;
        dir[objname] = "down";
        startslide(objname);
}

function slideup(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display == "none")
                return; // cannot slide up something that is already hidden

        moving[objname] = true;
        dir[objname] = "up";
        startslide(objname);
}

function startslide(objname){
        obj[objname] = document.getElementById(objname);

        endHeight[objname] = parseInt(obj[objname].style.height);
        startTime[objname] = (new Date()).getTime();

        if(dir[objname] == "down"){
                obj[objname].style.height = "1px";
        }

        obj[objname].style.display = "block";

        timerID[objname] = setInterval('slidetick(\'' + objname + '\');',timerlen);
}

function slidetick(objname){
        var elapsed = (new Date()).getTime() - startTime[objname];

        if (elapsed > slideAniLen)
                endSlide(objname)
        else {
                var d =Math.round(elapsed / slideAniLen * endHeight[objname]);
                if(dir[objname] == "up")
                        d = endHeight[objname] - d;

                obj[objname].style.height = d + "px";
        }

        return;
}

function endSlide(objname){
        clearInterval(timerID[objname]);

        if(dir[objname] == "up")
                obj[objname].style.display = "none";

        obj[objname].style.height = endHeight[objname] + "px";

        delete(moving[objname]);
        delete(timerID[objname]);
        delete(startTime[objname]);
        delete(endHeight[objname]);
        delete(obj[objname]);
        delete(dir[objname]);

        return;
}

function toggleSlide(objname){
  if(document.getElementById(objname).style.display == "none"){
    // div is hidden, so let's slide down
    slidedown(objname);
  }else{
    // div is not hidden, so slide up
    slideup(objname);
  }
}

function slideDiv(objname){
var f=1
for (f=1;f<=30;f++)
{
slideup("project" + f);
slidedown(objname);
}
}