var timerlen = 5;
var slideAniLen = 300;

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; 

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

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

        if(document.getElementById(objname).style.display == "none")
                return; 

        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;
}


// Edit below here

function menuSlide(objname){
  if(document.getElementById(objname).style.display == "none"){
    // If div is hidden
	slideup("artworkDiv");
	slideup("textDiv");
	slideup("informationDiv");
	
	slideup("house_optDiv");
	slideup("house_pesDiv");
	slideup("breakingDiv");
	slideup("teleplasmicDiv");
	slideup("studyDiv");
	slideup("framedragDiv");
	slideup("outerspaceDiv");
	slideup("boy_cosmonautDiv");
	slideup("lovecatsDiv");
	slideup("macbethDiv");
	slideup("rtskDiv");
	slideup("teenageDiv");
	slideup("2figuresDiv");
	slideup("mysticDiv");
	slideup("weddingvideoDiv");
	slideup("extraDiv");
	slideup("currentDiv");
	slideup("activityDiv");
	
	
	
	// PLACE ONE ABOVE HERE
	
	slidedown(objname);
	
  }else{
    // If div is visible
	
	slideup("house_optDiv");
	slideup("house_pesDiv");
	slideup("breakingDiv");
	slideup("teleplasmicDiv");
	slideup("studyDiv");
	slideup("framedragDiv");
	slideup("outerspaceDiv");
	slideup("boy_cosmonautDiv");
	slideup("lovecatsDiv");
	slideup("macbethDiv");
	slideup("rtskDiv");
	slideup("teenageDiv");
	slideup("2figuresDiv");
	slideup("mysticDiv");
	slideup("weddingvideoDiv");
	slideup("extraDiv");
	slideup("currentDiv");
	slideup("activityDiv");
	
	// PLACE ONE ABOVE HERE
	
	slideup(objname);
  }
  // Kill main div
  changeMain('blank');
}

function subMenuSlide(objname){
  if(document.getElementById(objname).style.display == "none"){
    // If div is hidden
	
	slideup("house_optDiv");
	slideup("house_pesDiv");
	slideup("breakingDiv");
	slideup("teleplasmicDiv");
	slideup("studyDiv");
	slideup("framedragDiv");
	slideup("outerspaceDiv");
	slideup("boy_cosmonautDiv");
	slideup("lovecatsDiv");
	slideup("macbethDiv");
	slideup("rtskDiv");
	slideup("teenageDiv");
	slideup("2figuresDiv");
	slideup("mysticDiv");
	slideup("weddingvideoDiv");
	slideup("extraDiv");
	slideup("currentDiv");
	slideup("activityDiv");
	
	// PLACE ONE ABOVE HERE
	
    slidedown(objname);
  }else{
    // If div is visible
    slideup(objname);
  }
  // Kill main div
  changeMain('blank');
}