function show(div_name) {
	var show_col = document.getElementById(div_name).style;
	show_col.visibility = "visible";
}
function hide(div_name) {
	var hide_col = document.getElementById(div_name).style;
	hide_col.visibility = "hidden";
}
function collapse(div_name) {
	var exp_col = document.getElementById(div_name).style;
	exp_col.display = "none";

}
function expand(div_name) {
	var div_exp = document.getElementById(div_name).style;
	div_exp.display = "block";
}
function collapsebyclass(thisclassName) {
    var divNodes = document.getElementsByTagName('div')
    var max = divNodes.length
    for(var i = 0;i < max;i++) {
       var nodeObj = divNodes.item(i)
       if (nodeObj.className==thisclassName) {
           nodeObj.style.display = 'none';
        }
    }
}

function faq_collapsebyclass(thisclassName) {
    var divNodes = document.getElementsByTagName('div')
    var max = divNodes.length
    for(var i = 0;i < max;i++) {
       var nodeObj = divNodes.item(i)
       if (nodeObj.className==thisclassName) {
           nodeObj.style.display = 'none';
        }
    }
}

function faq_expandbyclass(thisclassName) {
    var divNodes = document.getElementsByTagName('div')
    var max = divNodes.length
    for(var i = 0;i < max;i++) {
       var nodeObj = divNodes.item(i)
       if (nodeObj.className==thisclassName) {
           nodeObj.style.display = 'block';
        }
    }
}

function SwitchMenu(obj){
	if(document.getElementById){
    	var el = document.getElementById(obj);
    	var ar = document.getElementById('mmenu').getElementsByTagName('div');
    	if (ar != '') {
    		if(el.style.display != 'block'){
    			for (var i=0; i<ar.length; i++){
    				if (ar[i].className=='smenu')
    				ar[i].style.display = 'none';
    			}
    			el.style.display = 'block';
    		}else{
    			el.style.display = 'none';
    		}
    	}
    }
}