function expand(thistag, tag, name) {
    styleObj=document.getElementById(thistag).style;
    if (styleObj.display=='none')
    {
	styleObj.display='';
	tag.innerHTML = "" + name + "";
    }
    else {
	styleObj.display='none';
	tag.innerHTML = name;
    }
}

function shdiv(id)
{
    var divstyle = new String();
    divstyle = document.getElementById(id).style.display;
    if(divstyle.toLowerCase()=="visible" || divstyle == ""){
        document.getElementById(id).style.display = "none";
    }
    else{
        document.getElementById(id).style.display = "";
    }
    return false;
} 

function change_value(val, button_value) {
   
	document.getElementById('artists').className = 'art';
	document.getElementById('albums').className = 'alb';
	document.getElementById('listen_songs').className = 'lis';
	//document.getElementById('video').className = 'lin';
	document.getElementById('links').className = 'lin';
	document.getElementById('contact').className = 'lin';

	document.getElementById(val).className = 'current';

	document.getElementById('search_btn').value = button_value;
	
	document.getElementById('criteria').value = val;    
   
}								    


function validate(val){
	
	var str = document.getElementById('search');
	if(str.value != ''){
		return true;		
	}
	else {
		alert("Searching for?");
		return false;
	}
	
}