//**************************************************(新聞)
//動態顯示新聞內容的程式碼

function ShowContent(i) {

var Lname="Layer" + i
var txtObj=document.all(Lname);

if (txtObj.style.display=='none')
{
   txtObj.style.display='';
}
else
{
   txtObj.style.display='none';
}
}     

//*************************************************(新聞)
//檢查新聞關鍵字查詢是否小於兩個字(圖形的按鈕用)

function check()
{        
 
    if( document.SEARCH.p.value.length == 0 )
    {
       window.alert("您的關鍵字還沒填呢 !\n");
       return false;
    }
    else
      if( document.SEARCH.p.value.length <= 1 )
      {
       window.alert("請填入二個字以上哦 !\n");
       return false;
      }
      else   
      {
        document.SEARCH.submit();
      }   
}     

//**************************************************(整頁)
//防止被快速檢視程式碼

function document_onmousedown() {
   if (window.event.button==2){
      alert("歡迎使用營建物價資料庫查詢系統");
   }   
}

//**************************************************(整頁)
//設定無法滑鼠左鍵選取copy
  
function chkSel(){
  event.returnValue=false;
}    

//**************************************************(整頁)
//設定書簽
function bookmark()
{
if ( document.all )
window.external.AddFavorite(document.location, "營建物價資料庫查詢系統");
}


//**************************************************(整頁)
//狀態列顯示歡迎訊息

function scroll(seed)  {
   var m1 = "這裡是《營建物價資料庫查詢系統》網站," 
   var m2 = "我們非常歡迎您的光臨!"
   var msg=m1+m2; 
   var out = " ";
   var c = 1;
   if (seed > 100) {
      seed--;
      var cmd="scroll(" + seed + ")";
      timerTwo=window.setTimeout(cmd,100);
   }
   else if (seed <= 100 && seed > 0) {
      for (c=0 ; c < seed ; c++) {
         out+=" ";
      }
      out+=msg;
      seed--;
      var cmd="scroll(" + seed + ")";
      window.status=out;
      timerTwo=window.setTimeout(cmd,100);
    }  else if (seed <= 0) {
       if (-seed < msg.length) {
          out+=msg.substring(-seed,msg.length);
          seed--;
          var cmd="scroll(" + seed + ")";
          window.status=out;
          timerTwo=window.setTimeout(cmd,100);
        }
        else {
           window.status=" ";
           timerTwo=window.setTimeout("scroll(100)",7);
        } 
    }
}
  

//**************************************************no use
//動態滑鼠游標

var x,y
var step=15
var flag=0
var message="《聖誕快樂!》 ";
message=message.split("")

var xpos=new Array()
for (i=0;i<=message.length-1;i++) {
	xpos[i]=-50
}

var ypos=new Array()
for (i=0;i<=message.length-1;i++) {
	ypos[i]=-50
}

function handlerMM(e){
	x = (document.layers) ? e.pageX : document.body.scrollLeft+event.clientX
	y = (document.layers) ? e.pageY : document.body.scrollTop+event.clientY
	flag=1
}

function makesnake() {
	if (flag==1 && document.all) {
    	for (i=message.length-1; i>=1; i--) {
   			xpos[i]=xpos[i-1]+step
			ypos[i]=ypos[i-1]
    	}
		xpos[0]=x+step
		ypos[0]=y
	
		for (i=0; i<message.length-1; i++) {
    		var thisspan = eval("span"+(i)+".style")
    		thisspan.posLeft=xpos[i]
			thisspan.posTop=ypos[i]
    	}
	}
	
	else if (flag==1 && document.layers) {
    	for (i=message.length-1; i>=1; i--) {
   			xpos[i]=xpos[i-1]+step
			ypos[i]=ypos[i-1]
    	}
		xpos[0]=x+step
		ypos[0]=y
	
		for (i=0; i<message.length-1; i++) {
    		var thisspan = eval("document.span"+i)
    		thisspan.left=xpos[i]
			thisspan.top=ypos[i]
    	}
	}
		var timer=setTimeout("makesnake()",30)
}


//**************************************************no use
//廣告輪播

function select1(){
      this[0] = 2;
	  this[1] = "<img src=ad/ad(1).gif BORDER=0 alt=防火建材類廣告 align=center>";
	  this[2] = "<img src=ad/ad(2).gif BORDER=0 alt=管類建材廣告 align=center>";
	  }

function select2(){
      this[0] = 5;
	  this[1] = "<a href=http://www.tcri.org.tw/concost/queryp/login.asp target=_parent><img src=whaleGIF.gif WIDTH=55 HEIGHT=40 BORDER=0 alt=營建物價首頁 align=center></a>";
	  this[2] = "<img src=crabGIF.gif WIDTH=55 HEIGHT=40 BORDER=0 alt=營建物價首頁 align=center>";
	  this[3] = "<img src=ballgif.gif WIDTH=55 HEIGHT=40 BORDER=0 alt=營建物價首頁 align=center>";
      this[4] = "<img src=birdgif.gif WIDTH=55 HEIGHT=40 BORDER=0 alt=營建物價首頁 align=center>";
      this[5] = "<img src=TacoGIF.gif WIDTH=55 HEIGHT=40 BORDER=0 alt=營建物價首頁 align=center>";

}

function select3(){
      this[0] = 2;
	  this[1] = "<img src=ad/ad(3).gif BORDER=0 alt=機電類廣告 align=center>";
	  this[2] = "<img src=ad/ad(4).gif BORDER=0 alt=機電類廣告 align=center>";


}

function Banner0(){
        var selectInstance = new select2();
        var Banner0 = selectInstance[(today.getSeconds() % selectInstance[0]) + 2];
        return Banner0;
        
}

function Banner1(){
        var selectInstance = new select1();
        var Banner1 = selectInstance[(today.getSeconds() % selectInstance[0]) + 1];
        return Banner1;
        
}

function Banner2(){
        var selectInstance = new select2();
        var Banner2 = selectInstance[(today.getSeconds() % selectInstance[0]) + 1];
        return Banner2;
        
}

function Banner3(){
        var selectInstance = new select3();
        var Banner3 = selectInstance[(today.getSeconds() % selectInstance[0]) + 1];
        return Banner3;
        
}