/*
Form field Limiter script- By Dynamic Drive
For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
This credit MUST stay intact for use
*/

var ns6=document.getElementById&&!document.all

function restrictinput(maxlength,e,placeholder){
	if (window.event&&event.srcElement.value.length>=maxlength)
			return false
		else if (e.target&&e.target==eval(placeholder)&&e.target.value.length>=maxlength){
			var pressedkey=/[a-zA-Z0-9\.\,\/]/ //detect alphanumeric keys
			if (pressedkey.test(String.fromCharCode(e.which)))
				e.stopPropagation()
		}
}

function countlimit(maxlength,e,placeholder){
	var theform=eval(placeholder)
	var lengthleft=maxlength-theform.value.length
	var placeholderobj=document.all? document.all[placeholder] : document.getElementById(placeholder)
	if (window.event||e.target&&e.target==eval(placeholder)){
		if (lengthleft<0)
			theform.value=theform.value.substring(0,maxlength)
			placeholderobj.innerHTML=lengthleft
	}
	
}


function displaylimit(thename, theid, thelimit){
	var theform=theid!=""? document.getElementById(theid) : thename
	var limit_text='<b><span id="'+theform.toString()+'">'+thelimit+'</span></b> characters remaining.'
	if (document.all||ns6)
		document.write(limit_text)
	if (document.all){
		eval(theform).onkeypress=function(){ return restrictinput(thelimit,event,theform)}
		eval(theform).onkeyup=function(){ countlimit(thelimit,event,theform)}
	}
		else if (ns6){
			document.body.addEventListener('keypress', function(event) { restrictinput(thelimit,event,theform) }, true); 
			document.body.addEventListener('keyup', function(event) { countlimit(thelimit,event,theform) }, true); 
		}
}



var nn4 = (navigator.appName.indexOf("Netscape") > -1 && navigator.appVersion.indexOf("4") > -1) ? true : false


function checkEnter(e){
	var SearchVal=form.Searchword.value;
	var ArtistVal=form.Artist.options[form.Artist.options.selectedIndex].value;
	var AlbumVal=form.Album.options[form.Album.options.selectedIndex].value;
	var SongVal=form.Song.options[form.Song.options.selectedIndex].value;
	var GenreVal=form.Genre.options[form.Genre.options.selectedIndex].value;
	var characterCode
		 if(e && e.which){
		 e = e;
		 characterCode = e.which;
		 }
		 else{
		 e = event;
		 characterCode = e.keyCode;
		 }	 
		 if(characterCode == 13){
			 document.forms[0].submit();
		 return false;
		 }
	return true
		
}