function insertarFlash(name, width, height){
		
		document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="'+width+'" height="'+height+'">');
		document.write('<param name="allowScriptAccess" value="sameDomain" />');
		document.write('<param name="movie" value="'+name+'" /><param name="wmode" value="transparent"><param name="menu" value="false" /><embed src="'+name+'" quality="high" width="'+width+'" height="'+
					   height+'" quality="high" allowScriptAccess="sameDomain" wmode="transparent" menu="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
		document.write('</object>');
		
	}	
	
	function insertarFlashVars(name, vars, width, height){
		
		document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="'+width+'" height="'+height+'">');
		document.write('<param name="allowScriptAccess" value="sameDomain" />');
		document.write('<param name="flashVars" value="'+vars+'" />');
		document.write('<param name="movie" value="'+name+'" /><param name="wmode" value="transparent"><param name="menu" value="false" /><embed src="'+name+'" quality="high" width="'+width+'" height="'+
					   height+'" quality="high" allowScriptAccess="sameDomain" flashVars="'+vars+'" wmode="transparent" menu="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');
		document.write('</object>');
		
	}
	
	// Focus contacto
	
	function focused(){		
	
	document.contacto.nom.focus();
	
	}
	
	// Valida contacto
	
	function validaContacto(){
		
	if(document.contacto.nom.value != ""){
		
		if(document.contacto.nom_alumne.value != ""){
		
			if(document.contacto.edad.value != ""){
		
				if(document.contacto.email.value != ""){
		
					if(document.contacto.comentaris.value != ""){
						
						return true;
						
					}else{
					
					alert("Comentaris");
					document.contacto.comentaris.focus();
					return false;
					
					}					
					
				}else{
				
				alert("Correu Electrònic");
				document.contacto.email.focus();
				return false;
				
				}				
				
			}else{
			
			alert("Edat de l'alumne");
			document.contacto.edad.focus();
			return false;
			
			}
						
		}else{
		
		alert("Nom de l'alumne");
		document.contacto.nom_alumne.focus();
		return false;
		
		}		
		
	}else{
	
	alert("Nom del pare/mare");
	document.contacto.nom.focus();
	return false;
	
	}
		
	}