function hoverState(state){
	if(state=='over'){
		document.getElementById('blu_header').className='blu_header_hover';
		document.getElementById('ora_header').className='ora_header_hover';
	}
	else{
		document.getElementById('blu_header').className='blu_header';
		document.getElementById('ora_header').className='ora_header';
	}
}
// JavaScript Document