var timerlen = 5;
var slideAniLen = 250;

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 switchMenu(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != "none" ) {
		el.style.display = 'none';
	}
	else {
		el.style.display = '';
	}
}










function hideall ()
{
document.getElementsByTagName('DIV').style.display == "none";
}


function setOpacity(value,testObj) {
	document.getElementById("level0").filters[0].opacity=50;

	testObj.style.opacity = value/10;
	testObj.style.filter = 'alpha(opacity=' + value*10 + ')';
}







function specialprojects (objname)
{
	slideup ("digitalprinting");
	slideup ("laminating");
	slideup ("mounting");
	slideup ("portfolioservices");
	slideup ("exhibitservices");
	slideup ("framing");
	slideup ("dropshipping");
	slideup ("specialprojectsintro");

	
	slidedown (objname);
}




function commercialservices (objname)
{
	slideup ("filmlaminating");
	slideup ("uvcoating");
	slideup ("diecutting");
	slideup ("foilstamping");
	slideup ("embossingdebossing");
	slideup ("mounting");
	slideup ("indextabdividers");
	slideup ("remoistenablegluing");
	slideup ("presentationfoldergluing");
	slideup ("miscfinishing");
	slideup ("commercialservicesintro");
	slideup ("mechbinding");

	
	slidedown (objname);
}





function guidelines (objname)
{
	slideup ("filmlaminating");
	slideup ("uvcoating");
	slideup ("scratchoffcoatings");
	slideup ("scratchnsniff");
	slideup ("remoistenableglue");
	slideup ("boardmounting");
	slideup ("diecutting");
	slideup ("foilstamping");
	slideup ("indextabs");
	slideup ("remoistenablegluingofmailersandbindins");
	slideup ("floorgraphics");
	slideup ("digitalfiles");
	slideup ("guidelinesintro");

	
	slidedown (objname);
}







function dielines (objname)
{
	slideup ("onepocketfolders");
	slideup ("twopocketfolders");
	slideup ("indextabs");
	slideup ("ezeaselcountercarddisplay");
	slideup ("cdsleeve");
	slideup ("dielinesintro");
	
	slidedown (objname);
}













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;
}