var revert = new Array();
var inames = new Array('ss0','ss1','ss2','ss3','ss4','ss5','ss6','ss7','ss8','ss9','ss10','ss11','ss12','ss13','ss14','ss15','ss16','ss17','ss18','ss19');

// Preload
if (document.images) {
  var flipped = new Array();
  for(i=0; i< inames.length; i++) {
    flipped[i] = new Image();
    flipped[i].src = "imgsrc/newsponsor/"+inames[i]+"_1.gif";
  }
}

function over(num) {
  if(document.images) {
    revert[num] = document.images[inames[num]].src;
    document.images[inames[num]].src = flipped[num].src;
  }
}
function out(num) {
  if(document.images) document.images[inames[num]].src = revert[num];
}

function open_board(boardid) {
	
	window.open('http://www.workshopseoul.org/zboard/zboard.php?id=' + boardid, 'seboard_'+boardid,
		"status=1, width=655, height=740, scrollbars=1");
}