window.onload = function hideText(){  
	Element.hide("college");
	Element.hide("course");
	Element.hide("bosyu");
	Element.hide("kouza");
	Element.hide("shikaku");
	Element.hide("syusyoku");
	Element.hide("toiawase");
	Element.hide("link");

}

function toggleBox_college(){  
	Element.toggle("college");  
}

function toggleBox_course(){  
	Element.toggle("course");  
}

function toggleBox_bosyu(){  
	Element.toggle("bosyu");  
}

function toggleBox_kouza(){  
	Element.toggle("kouza");  
}

function toggleBox_shikaku(){  
	Element.toggle("shikaku");  
}

function toggleBox_syusyoku(){  
	Element.toggle("syusyoku");  
}

function toggleBox_toiawase(){  
	Element.toggle("toiawase");  
}

function toggleBox_link(){  
	Element.toggle("link");  
}