function check() {
  if ( checkempty(document.frm1.boards03.value) == false )  {
    alert("請輸入一個標題!!!");
    document.frm1.boards03.focus();
    return false;
  }
}

function checkempty(txtval){
  if (txtval.length==0)
    return false;
  var i=0;
  while (i<txtval.length) {
    if (txtval.substring(i,i+1) != " ")
      return true;
    i=i+1;
  }
  return false;
}

function checkdel(titl) {
  var titl2="你確定要刪除【"+titl+"】嗎??";
  if ( confirm(titl2)) {
  }  else  {
  return false;
  }
}

//
function setinfocus(nn1) {
  document.all[nn1].focus();
}

function showxy() {
	var x = event.x;                   // 取得滑鼠指標目前的 x 位置
	var y = event.y;                   // 取得滑鼠指標目前的 y 位置
  document.all.text1.value = x + '/' + y;
}

function showbox(wn1) {
  var x = event.x;                   // 取得滑鼠指標目前的 x 位置
  var y = event.y;                   // 取得滑鼠指標目前的 y 位置
  //document.all.text1.value = x + '/' + y;
  var objp = document.all.myFlash.style;
  
  if ((x < 400) && (y < 240)) {
  	
    var xx = (document.body.scrollLeft+x);
    var yy = (document.body.scrollTop+y);

    objp.pixelLeft = xx + 40;
    objp.pixelTop = yy + 40;  	
  }
  
  if ((x < 400) && (y >= 240)) {
  	
    var xx = (document.body.scrollLeft+x);
    var yy = (document.body.scrollTop+y);

    objp.pixelLeft = xx + 40;
    objp.pixelTop = yy - 40 - objp.pixelHeight;  	
  }  
  
  if ((x >= 400) && (y < 240)) {
  	
    var xx = (document.body.scrollLeft+x);
    var yy = (document.body.scrollTop+y);

    objp.pixelLeft = xx - 40 - objp.pixelWidth;
    objp.pixelTop = yy + 40;  	
  }  
  
  if ((x >= 400) && (y >= 240)) {
  	
    var xx = (document.body.scrollLeft+x);
    var yy = (document.body.scrollTop+y);

    objp.pixelLeft = xx - 40 - objp.pixelWidth;
    objp.pixelTop = yy - 40 - objp.pixelHeight;  	
  }  
  
  objp.visibility = 'visible';
  document.all.futoback.style.visibility = 'visible';
  
  myFlash.LoadMovie(0, "http://www.5fu.idv.tw/p_" + wn1 + ".swf");
}

function hidebox() {
  document.all.myFlash.style.visibility = 'hidden';
  document.all.futoback.style.visibility = 'hidden';
}

function hideitems(in1) {
  for (i=1;i<=150;i++) {
    if (i != in1) {
      aa = eval("document.all.item" + i);
      aa.style.visibility = 'hidden';
    }
  }
}

function showitems() {
  for (i=1;i<=150;i++) {
    aa = eval("document.all.item" + i);
    aa.style.visibility = 'visible';
  }
}

function setAlphaBackground(obj, a1, b) {
	if (b == true) {
	  var obj0 = eval("document.all." + obj);
	
    document.all["5fus"].innerHTML += '<table width="80%" border id="table2" style="z-index:3;position:absolute;top:0px;left:0px">' 
                                    + obj0.innerHTML + '</table>'
                                    + '<div id="bk1" style="position:absolute;z-index:1;background-color:#54432e;filter: alpha(style=0, opacity=' + a1 + ');opacity: ' + (a1/100) + ';width:100%;top:0px;left:0px;"></div>';

    var obj1 = eval("document.all." + obj);
  } else {
  	for (i = 1; i <= 5; i++) {
  		var obj1 = eval("document.all." + obj + i);
  		if (obj1 != undefined) {  			
  			break;
  		}
  	}
  }


  var array1 = new Array();
  array1 = 'table2;bk1'.split(';');
 
  for (i = 0; i < 2; i++)
  {
    var obj2 = eval("document.all." + array1[i] + ".style");
    obj2.top = obj1.offsetTop;
    obj2.left = obj1.offsetLeft;
    obj2.width = obj1.offsetWidth;
    obj2.height = obj1.offsetHeight;
  }
 

  setShadow(obj, 'shadow1', 'shadow2', b);
}

function setShadow(obj, s1, s2, b) {
	if (b == true) {
    document.all["5fus"].innerHTML += '<div id="' + s1 + '" style="position:absolute;z-index:0;background-color:black;filter: alpha(style=0, opacity=50);opacity: .5;width:2px;top:0px;left:0px;"></div>'
                                    + '<div id="' + s2 + '" style="position:absolute;z-index:0;background-color:black;filter: alpha(style=0, opacity=50);opacity: .5;width:2px;top:0px;left:0px;font-size:1px;"></div>';

    var obj1 = eval("document.all." + obj);
  } else {
  	for (i = 1; i <= 5; i++) {
  		var obj1 = eval("document.all." + obj + i);
  		if (obj1 != undefined) {  			
  			break;
  		}
  	}
  }

  
  var obj2 = eval("document.all." + s1 + ".style");
  obj2.top = obj1.offsetTop + 3;
  obj2.left = obj1.offsetLeft + obj1.offsetWidth;
  obj2.width = 5;
  obj2.height = obj1.offsetHeight - 3;
  
  var obj3 = eval("document.all." + s2 + ".style");
  obj3.top = obj1.offsetTop + obj1.offsetHeight;
  obj3.left = obj1.offsetLeft + 3;
  obj3.width = obj1.offsetWidth + 2;
  obj3.height = 5;
}