var h = 0;
var intname = "";
function sanim(dname,mheight) {
	div = document.getElementById(dname);
	div.style.height = h+"px";
	if (h>mheight) {
			clearInterval(intname);
	}
	h+=((mheight-h)/4);
}
function hanim(dname) {
	div = document.getElementById(dname);
	div.style.height = h+"px";
	if (h<=1) {
			clearInterval(intname);
	  	div.style.display = "none";
	}
	h-=(h/4);
}
function showdiv(dname,mheight)	{
	div = document.getElementById(dname);
	div.style.height = "1px";
	div.style.display = "block";
	h = 1; 
	clearInterval(intname);
	intname = setInterval("sanim('"+dname+"','"+mheight+"')",10);
}
function hidediv(dname)	{
	div = document.getElementById(dname);
	if(div.style.height=="") div.style.height = div.offsetHeight;
	h = div.style.height.substr(0,div.style.height.length-2);
	clearInterval(intname);
	intname = setInterval("hanim('"+dname+"')",10);
}
function togglediv(dname,mheight) {
	div = document.getElementById(dname);
	if(div.style.display=="none") {
		showdiv(dname,mheight);
	} else {
		hidediv(dname);
	}
}
function visiblediv(dname)	{
	div = document.getElementById(dname);
	return (div.style.display == "block");
}