function showtbl(key,num) {
  
if (document.all) {
  	document.all(key + num).style.display = "block";
	}else if (document.getElementById) {
		document.getElementById(key + num).style.display = "block";
	}
}
function hidetbl(key,num) {

if (document.all) {

  document.all(key + num).style.display = "none";
	}else if(document.getElementById) {

		document.getElementById(key + num).style.display = "none";
		}
}
//初期化際に、入力ある項目を展開する
function hidetblstart(num,flg) {
  //入力してない場合
  if(flg!=1){
        hidetbl('skill0',num);
        showtbl('tab0',num);
        hidetbl('tabon0',num);
  }else{
        hidetbl('tab0',num);
        showtbl('tabon0',num);
        
  }
}