function slideLeft()
{
	
	if(locked)
	{
		return;
	}
	locked=true;
	

	currentPosition--;
	postAnimPosFix=false;
		
	if(currentPosition==0)
	{
	
				
		fakePos=0-((howManySlides)*width);
	
		fakePos=fakePos-12;
	
		
		
		$('slide-this').style.marginLeft=fakePos+'px';
	//	new Effect.Morph('slide-this',{style:'margin-left:'+fakePos+'px'});
	
	currentPosition=howManySlides;
	
	}

	showBackground(currentPosition);

	
	newPosition=0-((currentPosition-1)*width);

	newPosition=newPosition-12;

	new Effect.Morph('slide-this',{style:'margin-left:'+newPosition+'px'});
		setTimeout('fix()',1200);

}
var currentPosition=1;
var width=682;
var currentChunk=1;

var postAnimPosFix=false;

function fix()
{
	if(postAnimPosFix)
	{

		currentPosition=1;
		
		$('slide-this').style.marginLeft='-12px';


	}
	locked=false;
}

function unlockPopup()
{
	setTimeout('closePopUp()',3000);
	$('popup-text').innerHTML='Thank you for<br/>signing up';
	lockPopup=false;
}

var locked=false;
function closePopUp()
{
	if(lockPopup==true)
	{
		return;
	}
		new Effect.Fade('popup-message',{'duration':0.8});
		new Effect.Morph('popup-message',{style:'top:-100px','duration':0.8});
		
}


function showPopUp()
{
		
		$('popup-message').style.top='-140px';

		new Effect.Appear('popup-message',{'duration':0.8});
		new Effect.Morph('popup-message',{style:'top:-120px','duration':0.8});
		
}

function showBackground(i)
{
		real=i=i-1;
	
		images=$('backgrounds').childElements();
		
		for(i=0;i<images.length;i++)
		{
			if(real!=i)
			{
		
			images[i].fade();
			}
			else
			{
			images[i].appear();
			}
		}
		
		

}
function slideRight()
{
	
	if(locked)
	{
		return;
	}
	locked=true;
	currentPosition++;
	
	if(currentPosition>howManySlides)
	{
		postAnimPosFix=true;
		showBackground(1);
		
	}
	else
	{
			showBackground(currentPosition);
			postAnimPosFix=false;
	}

	newPosition=0-((currentPosition-1)*width);

	newPosition=newPosition-12;
	

	new Effect.Morph('slide-this',{'style':'margin-left:'+newPosition+'px'});
	setTimeout('fix()',1200);

}
function formError()
{
	setTimeout('closePopUp()',3000);
	$('popup-text').innerHTML='please try again';
	lockPopup=false;
}

function clearIf(element,value)
{
	if(element.value==value)
	{
		element.value='';
	}

}
var lockPopup=false;
function submitMiniForm()
{

	if($('popup-message').style.display!='none')
	{
		return;
	}
	
	if($('newsletter-name').value=='' || $('newsletter-email').value=='' || $('newsletter-name').value=='Name' || $('newsletter-email').value=='Email Address')
	{
			setTimeout('closePopUp()',3000);
		$('popup-text').innerHTML='Please fill in your Name and Email';
	}
	else
	{
		lockPopup=true;
		
		parts=$('newsletter-name').value.split(' ');
		
		$('Firstname').value=parts[0];
		
		$('Lastname').value=parts[1];
		
		$('email').value=$('newsletter-email').value;
		$('lasersafety').submit();
				
		$('popup-text').innerHTML='<img src="/ajax-loader.gif">';
	}
	showPopUp();
		return false;
}