function getElementsByClassName(classname, node)  { 
    if(!node) node = document.getElementsByTagName("body")[0]; 
    var a = []; 
    var re = new RegExp('\\b' + classname + '\\b'); 
    var els = node.getElementsByTagName("*"); 
    for(var i=0,j=els.length; i<j; i++) 
        if(re.test(els[i].className))a.push(els[i]); 
    return a; 
} 
 



	function ShowHide(id, pid){

		var elements = new Array(); 
		elements = getElementsByClassName('hidden'); 
		for(i in elements ){ 
     		elements[i].style.display = "none"; 
		} 


		var d=document.getElementById(id);
		if(d.style.display=="block")
		{
			d.style.display="none";
		}
		else
		{
			d.style.display="block";
		}
		TINY.scroller.init('scroll','scrollcontent','scrollbar','scroller','buttonclick');
	}