// JavaScript Document
contentsArray = new Array("profile","works","compe","publication");

function openClose(id){
	if(document.getElementById(id).style.display == false || document.getElementById(id).style.display == 'none'){
		document.getElementById(id).style.display = 'block';
		for(i=0;i<4;i++){
			if(contentsArray[i] != id){
				if(document.getElementById(contentsArray[i]).style.display == false || document.getElementById(id).style.display == 'block'){
					document.getElementById(contentsArray[i]).style.display = 'none';
				}
			}
		}
	}else{
		document.getElementById(id).style.display = 'none';
	}
}