var currentPersona = 'welcome';

image1 = new Image();
image1.src = "/images/home/masthead/demo_hover.png";

image2 = new Image();
image2.src = "/images/home/masthead/trial_hover.png";

image3 = new Image();
image3.src = "/images/home/masthead/demo_btn.png";

image4 = new Image();
image4.src = "/images/home/masthead/trial_btn.png";

function changePersona(fValue)
{
	fade = 1;
	personas = new Array('welcome','product_manager','vp_of_development','developer','project_manager','qa_tester');
	foundCurrent = false;
	
	for(i=0;i<personas.length;i++)
	{
		if(personas[i] != fValue && document.getElementById('persona_' + personas[i])) 
		{
			if(fade) new Effect.Fade('persona_' + personas[i],{time:0.5,delay:0});
			else $('persona_' + personas[i]).style.display='none';
		}
	}
	$('change_' + fValue).value = fValue;
	if(fade) new Effect.Appear('persona_' + fValue,{time:0.5,delay:1});
	if(!fade) $('persona_' + fValue).style.display='';
	currentPersona = fValue;
}