function buscar() {

	if(document.getElementById('busqueda').value == '') {
		alert('Ingrese un parametro para la busqueda');
		document.getElementById('busqueda').focus();
	}
	else {
		location = "busqueda.php?fnd=" + document.getElementById('busqueda').value;	
	}
		
}

function bookme()
{
	title = document.title;
	url = "http://www.toxico-pc.com/"
	if (window.sidebar)
	{
		window.sidebar.addPanel(title, url,"");	
	} 
	else if( window.external ) 
	{
		window.external.AddFavorite( url, title);
	}
}

function enter(e) 
{

	var keycode;
	
	if (window.event) keycode = window.event.keyCode;
	
	else if (e) keycode = e.which;
	
	if (keycode == 13){
		buscar();
	}

}

function popup(URL , h , w) {

	var x = (screen.width  - w) /2;
	var y = (screen.height - h) /2;
	window.open(URL,"ap","resizable = 0,width="+w+",left = " +x+",height="+h+",top="+y+",location=false,menubar=false,toolbar=false,scrollbars = 1,status=1");

}