var tabs=new Array('portfolio1', 'portfolio2', 'portfolio3');

function tabmouseover(tabid)
{
	var currtab=document.getElementById('currtab').value;
	var obj=document.getElementById(tabid);
	var imagepath='images/'+tabid+'_over.gif';
	if (tabid==currtab)
	{
		imagepath='images/'+tabid+'_sel.gif';
	}
	obj.src=imagepath;
}
function tabmouseout(tabid)
{
	var currtab=document.getElementById('currtab').value;
	var obj=document.getElementById(tabid);
	
	if (tabid==currtab)
	{
		imagepath='images/'+tabid+'_sel.gif';
	}
	else
	{
		imagepath='images/'+tabid+'_out.gif';
	}
	obj.src=imagepath;
	
}

function thumbmouseover(portid, imgnum)
{
	if (portid=='portfolio3')
		document.getElementById('main_port_img3').src='img_portfolio/'+portid+'_img'+imgnum+'.jpg';
	else
		document.getElementById('main_port_img').src='img_portfolio/'+portid+'_img'+imgnum+'.jpg';
	//for IE hover issue
	document.getElementById('thumb'+imgnum).width=48;
	document.getElementById('thumb'+imgnum).height=48;
	document.getElementById('thumb'+imgnum).style.border='1px solid #C7074B';
}
function thumbmouseout(imgnum)
{
	//for IE hover issue
	document.getElementById('thumb'+imgnum).style.border='none';
	document.getElementById('thumb'+imgnum).width=50;
	document.getElementById('thumb'+imgnum).height=50;	
}
function mainimgswap(thumbid)
{
	
}