function DivManager(id, loc){	
		
	if( loc==1 ){
		
		document.location='index.htm';
		document.getElementById( id + '_div').style.display = 'block';	
		document.getElementById( id + '_td').innerHTML = document.getElementById(id + '_button_active').innerHTML;
		
		if( id == "programm" ){
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;
			
			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
		}
		
		if( id == "callfor" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;

			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
		}

		if( id == "speakers" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
		}
		
		if( id == "sponsors" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
	}
		if( id == "visa" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;
			
			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
	}

	}
	else{
		
		document.getElementById( id + '_div').style.display = 'block';	
		document.getElementById( id + '_td').innerHTML = document.getElementById(id + '_button_active').innerHTML;
		
		if( id == "programm" ){
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;
			
			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
		}
		
		if( id == "callfor" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;

			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
		}

		if( id == "speakers" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
		}
		
		if( id == "sponsors" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;
			
			document.getElementById('visa_div').style.display = 'none';
			document.getElementById('visa_td').innerHTML = document.getElementById('visa_button_passive').innerHTML;
	}
			if( id == "visa" ){
			
			document.getElementById('programm_div').style.display = 'none';
			document.getElementById('programm_td').innerHTML = document.getElementById('programm_button_passive').innerHTML;
			
			document.getElementById('callfor_div').style.display = 'none';
			document.getElementById('callfor_td').innerHTML = document.getElementById('callfor_button_passive').innerHTML;

			document.getElementById('speakers_div').style.display = 'none';
			document.getElementById('speakers_td').innerHTML = document.getElementById('speakers_button_passive').innerHTML;
			
			document.getElementById('sponsors_div').style.display = 'none';
			document.getElementById('sponsors_td').innerHTML = document.getElementById('sponsors_button_passive').innerHTML;
	}
	}
	
	
}

function DayDiv(day){
	
	document.getElementById('day_' + day).style.display = 'block';	
	document.getElementById('u_' + day).style.color = '#B9B9B9';	
	
	for(i=23; i<=27; i++){
		
		if(i!=day){
			
			document.getElementById('day_' + i).style.display = 'none';
			document.getElementById('u_' + i).style.color = '#4B6F8F';
		}
	}
}

function ConfDiv(day){
	
	document.getElementById('c_day_' + day).style.display = 'block';	
	document.getElementById('c_u_' + day).style.color = '#B9B9B9';	
	
	for(i=16; i<=19; i++){
		
		if( i!=day ){
			
			document.getElementById('c_day_' + i).style.display = 'none';
			document.getElementById('c_u_' + i).style.color = '#4B6F8F';	
		}
	}
}