// functions
function showtab(tabname,tabs,tab_num){ 
	for(var i = 0;i <= tabs;i++){
		if(getobj("atab_" + tabname + "_" + tabs + i)){getobj("atab_" + tabname + "_" + tabs + i).classname = '';}
		if(getobj("atcont_" + tabname + "_" +  tabs + i)){getobj("atcont_" + tabname + "_" +  tabs + i).style.display = 'none';}
	}
	if(getobj("atab_" + tabname + "_" + tabs + tab_num)){getobj("atab_" + tabname + "_" + tabs + tab_num).classname = 'selected';}
	if(getobj("atcont_" + tabname + "_" + tabs + tab_num)){getobj("atcont_" + tabname + "_" + tabs + tab_num).style.display = 'block';}
	return false;
}
function getobj(objname){
	if(document.getelementbyid){
		return eval('document.getelementbyid("' + objname + '")');
	}else{
		return eval('document.all.' + objname);
	}
}


//
function imgscroll(){
	var speed=90;
	var td = document.getelementbyid("imgmarquee");
	var td2 = document.getelementbyid("imgmarquee02");
	var td1 = document.getelementbyid("imgmarquee01");
	td2.innerhtml = td1.innerhtml ;
	function marquee(){
		if(td2.offsetwidth-td.scrollleft<=0)
			td.scrollleft-=td1.offsetwidth;
		else{
			td.scrollleft++
		}
	}
	var mymar=setinterval(marquee,speed)
	td.onmouseover=function() {clearinterval(mymar)}
	td.onmouseout=function() {mymar=setinterval(marquee,speed)}
}




  // table tr odd class
  function hasclass(obj) {
     var result = false;
     if (obj.getattributenode("class") != null) {
         result = obj.getattributenode("class").value;
     }
     return result;
  }   

 function stripe(id) {
    var even = false;
    var evencolor = arguments[1] ? arguments[1] : "#fff";
    var oddcolor = arguments[2] ? arguments[2] : "#eee";
    var table = document.getelementbyid(id);
    if (! table) { return; }
    var tbodies = table.getelementsbytagname("table");
    for (var h = 0; h < tbodies.length; h++) {
      var trs = tbodies[h].getelementsbytagname("tr");
      for (var i = 0; i < trs.length; i++) {
	    if (!hasclass(trs[i]) && ! trs[i].style.backgroundcolor) {
          var tds = trs[i].getelementsbytagname("td");
          for (var j = 0; j < tds.length; j++) {
            var mytd = tds[j];
	        if (! hasclass(mytd) && ! mytd.style.backgroundcolor) {
		      mytd.style.backgroundcolor = even ? evencolor : oddcolor;
            }
          }
        }
        even =  ! even;
      }
    }
  }

//open new window
function popopen(url,w,h,name) {
	var isie = (/msie (\d+\.\d+);/.test(navigator.useragent));
	if (isie) {
		w =w+17;
	}else {
		w = w+9;
	}
	sw=screen.availwidth/2-w/2;
	sh=screen.availheight/2-h/2;
	newwin=window.open(url,name,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=auto,resizable=1,width='+w+',height='+h+',top='+sh+',screeny='+sh+',left='+sw+',screenx'+sw);
	if (window.focus) {newwin.focus()};
}

function resetimgs() {
	var maxwidth = 620;
	var isimg = document.getelementbyid("mainbody");
	if (isimg) {
	var imgs = document.getelementbyid("mainbody").getelementsbytagname("img");
	for ( i = 0; i<imgs.length; i++ ) {
		if (imgs[i].width > maxwidth) {
			var iw = parseint(imgs[i].width) ; 
			var ih = parseint(imgs[i].height) ;
			imgs[i].style.width = maxwidth +"px";
			var iih = ih * maxwidth;
			imgs[i].style.height =  parseint( iih / iw ) + "px";
			imgs[i].onclick = function() {window.open(this.src)};
			imgs[i].style.cursor = "pointer";
			imgs[i].title = "click to view original image";
		}
	}
	}
}