var sonid = "slide1";
var tanim = "";
function slider(id)
{
	sifirla();
	aClassChange(id); 
	$innerHTML('slideText',textGetir(id));
	sonid = id;
	slideGo();
	$('slideImage').src = '/shipyards/images/'+id+'.gif';
}

function aClassChange(a) {
	for(i=1; i< 5; i++) {
	var linkId = "slide"+i;
	$class(linkId,'normal');
	}
	$class(a,'secili');
}


function ileri()
{
	sifirla();
	var onlyId = sonid.replace('slide','');
	if(onlyId==4)
	{
		slider('slide1');	
		sonid='slide'+1;
	}
	else
	{
		var newid = parseInt(onlyId)+1;
		slider('slide'+newid);
		sonid='slide'+newid;
	}
}

function geri()
{
	sifirla();
	var onlyId = sonid.replace('slide','');
	if(onlyId==1)
	{
		slider('slide4');	
		sonid='slide'+4
	}
	else
	{
		var newid = parseInt(onlyId)-1;
		slider('slide'+newid);
		sonid='slide'+newid;
	}
}


function slideGo()
{
	tanim = setInterval('ileri()',10000);
}
	
function slideStart()
{
	sifirla();;
	window.setTimeout('slider(\'slide1\')',1);
}

function sifirla()
{
	if(tanim != '')
	{
	clearInterval(tanim);
	}
}