var panels = new Array('panel1', 'panel2');
var selectedTab = this;
function showPanel(tab, name)
{

if (selectedTab) 
{
	if(name == 'panel1')
		{
			panel_bg.className='panel_bg';
		}
		else
		{
			panel_bg.className='panel_bg_1';
		}
		selectedTab.className='yazi_03';
	
}
	selectedTab = tab;
	selectedTab.className='yazi_03';

	for(i = 0; i < panels.length; i++)
		document.getElementById(panels[i]).style.display = (name == panels[i]) ? 'block':'none';
	return false;
}