if(document.getElementById('submit1'))
	document.getElementById('submit1').disabled = true;
if(document.getElementById('submit2'))
	document.getElementById('submit2').disabled = true;
if(document.getElementById('submit3'))
	document.getElementById('submit3').disabled = true;
if(document.getElementById('submit4'))
	document.getElementById('submit4').disabled = true;
function direc(obj1, obj2, obj3, formid){
	var obj4 = document.getElementById(obj3);
	if(obj4.options[obj4.selectedIndex].innerHTML != ''){
		document.getElementById(obj2).innerHTML = obj4.options[obj4.selectedIndex].innerHTML;
		document.getElementById(formid).action = obj4.options[obj4.selectedIndex].value;
		document.getElementById(obj1).disabled = false;
	}
}
/* Slide Show*/
var slideinter = null;
var z = document.getElementById('slide3');
var y = document.getElementById('slide2');
var x = document.getElementById('slide1');
var fadeinter = null;
var fadeval = 1.0;
document.getElementById('slidebut1').onmouseover = function(){
	clearInterval(fadeinter);
	clearInterval(slideinter);
	slideinter = null;
	x.style.opacity = 1.0;
	x.src = 'images/slide1.png';
	y.src = 'images/slide2.png';
	z.src = 'images/slide3.png';
}
document.getElementById('slidebut1').onmouseout = function(){
	if(slideinter == null)
		slideinter = setInterval('slide()',7000);
}
document.getElementById('slidebut2').onmouseover = function(){
	clearInterval(fadeinter);
	clearInterval(slideinter);
	slideinter = null;
	x.style.opacity = 1.0;
	x.src = 'images/slide2.png';
	y.src = 'images/slide3.png';
	z.src = 'images/slide1.png';
}
document.getElementById('slidebut2').onmouseout = function(){
	if(slideinter == null)
		slideinter = setInterval('slide()',7000);
}
document.getElementById('slidebut3').onmouseover = function(){
	clearInterval(fadeinter);
	clearInterval(slideinter);
	slideinter = null;
	x.style.opacity = 1.0;
	x.src = 'images/slide3.png';
	y.src = 'images/slide1.png';
	z.src = 'images/slide2.png';
}
document.getElementById('slidebut3').onmouseout = function(){
	if(slideinter == null)
		slideinter = setInterval('slide()',7000);
}
function init(){
	if(slideinter == null)
		slideinter = setInterval('slide()',7000);
}
function fade(){
	fadeval -= 0.1;
	x.style.opacity = fadeval;
	if(fadeval < 0){
		clearInterval(fadeinter);
		aux = x.src;
		x.src = y.src;
		x.style.opacity = '1';
		y.src = z.src;
		z.src = aux;
	}
}
function slide(){
	var aux = '';
	fadeval = 1.0;
	fadeinter = setInterval('fade()',75);
}