/*function change_enkunkerho_bg()
{
	parent.frames["topframe"].document.all.alamenu.style.visibility='hidden';


	if(parent.frames["topframe"].document.all.td2.style.background!='#116EFC')
	{
parent.frames["topframe"].document.all.td2.style.background='#116EFC';
parent.frames["topframe"].document.all.td1.style.background='';	
parent.frames["topframe"].document.all.td3.style.background='';

	}
}*/
function change_kadentaito_bg()
{
		parent.frames["topframe"].document.all.alamenu.style.visibility='hidden';


	if(parent.frames["topframe"].document.all.td2.style.background!='#116EFC')
	{
parent.frames["topframe"].document.all.td2.style.background='#116EFC';
	parent.frames["topframe"].document.all.td1.style.background='';	
parent.frames["topframe"].document.all.td3.style.background='';
	}
}
function change_kesakurssi_bg()
{
		parent.frames["topframe"].document.all.alamenu.style.visibility='hidden';


	if(parent.frames["topframe"].document.all.td3.style.background!='#116EFC')
	{
parent.frames["topframe"].document.all.td3.style.background='#116EFC';
	parent.frames["topframe"].document.all.td1.style.background='';	
parent.frames["topframe"].document.all.td2.style.background='';
	}
}

function change_tanssikoulu_bg()
{
parent.frames["topframe"].document.all.alamenu.style.visibility='visible';
	

	if(parent.frames["topframe"].document.all.td1.style.background!='#116EFC')
	{
parent.frames["topframe"].document.all.td1.style.background='#116EFC';

	parent.frames["topframe"].document.all.td2.style.background='';	
parent.frames["topframe"].document.all.td3.style.background='';
	}
}
function change_menu_bg()
{	
	parent.frames["topframe"].document.all.alamenu.style.visibility='hidden';
parent.frames["topframe"].document.all.td4.style.visibility='visible';

parent.frames["topframe"].document.all.td1.style.background='';

	parent.frames["topframe"].document.all.td2.style.background='';	
parent.frames["topframe"].document.all.td3.style.background='';
	
}
function Format()
{
	parent.frames["topframe"].document.all.alamenu.style.visibility='hidden';
	parent.frames["topframe"].document.all.td4.style.visibility='visible';
parent.frames["main"].location.href="main.htm";

}