//ÅؽºÆ®¹Ú½º Ŭ¸®¾î
function clearText(thefield){
if (thefield.defaultValue==thefield.value)
thefield.value = ""
}

//¶óµð¿À¹öÆ° ¼±ÅÃ
function changeRadio(name){
	document.board[name].checked = true;
}

//»ó´Ü¸Þ´º
function blue_color(which){
	if (document.all||document.getElementById){		
		which.style.borderColor='#002B72';
		which.background='http://img.yahoo.co.kr/news04/img/tab_bg_blue.gif';
		which.style.color='#ffffff';
		which.style.fontSize='15px';
	}
}
function green_color(which){
	if (document.all||document.getElementById){		
		which.style.borderColor='#1B5700';
		which.background='http://img.yahoo.co.kr/news04/img/tab_bg_green.gif';
		which.style.color='#ffffff';
		which.style.fontSize='15px';
	}
}
function red_color(which){
	if (document.all||document.getElementById){		
		which.style.borderColor='#852800';
		which.background='http://img.yahoo.co.kr/news04/img/tab_bg_red.gif';
		which.style.color='#ffffff';
		which.style.fontSize='15px';
	}
}
function violet_color(which){
	if (document.all||document.getElementById){	
		which.style.borderColor='#57004B';
		which.background='http://img.yahoo.co.kr/news04/img/tab_bg_violet.gif';
		which.style.color='#ffffff';
		which.style.fontSize='15px';
	}
}
function gray_color(which){
	if (document.all||document.getElementById){		
		which.style.borderColor='#BFBFBF';
		which.background='http://img.yahoo.co.kr/news04/img/space.gif';
		which.style.color='#3C4247';
		which.style.fontSize='13px';
	}
}

//ºÎºÐÇÁ¸°Æ®
var div2print;
function printDiv (id) {
  if (document.all && window.print) {
    div2print = document.all[id];
    window.onbeforeprint = hideDivs;
    window.onafterprint = showDivs;
    window.print();
  }
  else if (document.layers) {
    div2print = document[id];
    hideDivs();
    window.print();
  } 
}
function hideDivs () {
  if (document.all) {
    var divs = document.all.tags('DIV');
    for (var d = 0; d < divs.length; d++)
      if (divs[d] != div2print)
        divs[d].style.display = 'none';
  }
  else if (document.layers) {
    for (var l = 0; l < document.layers.length; l++)
      if (document.layers[l] != div2print)
        document.layers[l].visibility = 'hide';

  }
}
function showDivs () {
  var divs = document.all.tags('DIV');
  for (var d = 0; d < divs.length; d++)
    divs[d].style.display = 'block';
}

//¾ð·Ð»ç¸ðÀ½
function speech_on(ss){
	if (document.all||document.getElementById){
		ss.style.background='url(http://img.yahoo.co.kr/news04/img/img_press_on.gif)';
	}
}
function speech_off(ss){
	if (document.all||document.getElementById){
		ss.style.background='url(http://img.yahoo.co.kr/news04/img/img_press_off.gif)';
	}
}

//â¿ÀÇÂÇÔ¼ö 
function open_window(url, name, prefer)
{
        var win = null;
        win = window.open(url,name,prefer);
        win.focus();
        event.returnValue = false;
        return false;
}

// slideShow PopUp
function ss_win(url)
{
	var yg_ss = window.open(url, 'ys_ss', 'left=5,top=5,width=980,height=736,scrollbars=no,location=yes');
	try
	{
		yg_ss.focus();
	}
	catch(ex) {}
}