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 slidedown(objname){
if(moving[objname])
return;
if(document.getElementById(objname).style.display != ÒnoneÓ)
return; // cannot slide down something that is already visible
moving[objname] = true;
dir[objname] = ÒdownÓ;
startslide(objname);
}

function slideup(objname){
if(moving[objname])
return;
if(document.getElementById(objname).style.display == ÒnoneÓ)
return; // cannot slide up something that is already hidden
moving[objname] = true;
dir[objname] = ÒupÓ;
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] == ÒdownÓ){
obj[objname].style.height = Ò1pxÓ;
}
obj[objname].style.display = ÒblockÓ;
timerID[objname] = setInterval(Õslidetick(Ó + objname + Ó);Õ,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]);
var f =elapsed / slideAniLen;
if(dir[objname] == ÒupÓ){
d = endHeight[objname] - d;
f = 1 - f;}
obj[objname].style.height = d + ÒpxÓ;
obj[objname].style.opacity = f;
obj[objname].style.filter = Ôalpha(opacity=Õ+(f*100)+Õ)';
document.getElementById(ÕsearchtextboxÕ).value=f;
}
return;
}

function endSlide(objname){
clearInterval(timerID[objname]);
if(dir[objname] == ÒupÓ){
obj[objname].style.display = ÒnoneÓ;
obj[objname].style.opacity = 0;
obj[objname].style.filter = Ôalpha(opacity=Õ+(0)+Õ)';
}
else{
obj[objname].style.opacity = 1;
obj[objname].style.filter = Ó;
}
obj[objname].style.height = endHeight[objname] + ÒpxÓ;
delete(moving[objname]);
delete(timerID[objname]);
delete(startTime[objname]);
delete(endHeight[objname]);
delete(obj[objname]);
delete(dir[objname]);
return;
}

function toggleSlide(objname){
	if($(objname).style.height == Ò0pxÓ){
	// div is hidden, so letÕs slide down
	var questions = $(ÕquestionsÕ).getElementsByTagName(ÕdivÕ);
	var questions= $A(questions);
	questions.each(function(question){
	if(question.style.height != Ò0pxÓ) slideup(question);
	});
	slidedown(objname);
	}else{
	// div is not hidden, so slide up
	slideup(objname);
	}
}