// stylesheetswitcher

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("onechannel");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("onechannel", title, 365);
}

function setBrowserStyle () {
  if (navigator.appName == "Microsoft Internet Explorer") {
    setActiveStyleSheet('InternetExplorer');
  } else {
    setActiveStyleSheet('FireFox');
  }
}

// end stylesheetswitcher

// shadowbox actions

function popSB(type, title, url)
{
	Shadowbox.init({
       		players:    ["img","iframe","html"]
   	});
	Shadowbox.open({type: type, title: title, content: url});
}; 

// end shadowbox actions

// onechannel actions

function changeAnyElementTextColor(elementid, textcolor) {
	document. getElementById(elementid).style.color = textcolor;
	return "success 1"
}

function changeAnyElementBGColor(elementid, bgcolor) {
	document. getElementById(elementid).style.backgroundColor = bgcolor;
	return "success 1"
}

function changeAnyElementBGImage(elementid, imageurl) {
	document.getElementById(elementid).style.backgroundImage="url("+imageurl+")";
	return "success 1"
}

function changePageBGImage(imageurl) {
	document.body.style.backgroundImage="url("+imageurl+")";
	return "success 1"
}

function putOneChannelPopup(theThing,theType) {
   if (document.getElementById) {
      var flashMovie;
         flashMovie = document.getElementById("onechannel");
      }
      if (flashMovie) {
         flashMovie.updateText(theThing,theType);
      }
}

function putOneChannelArticle(theArticle) {
   if (document.getElementById) {
      var flashMovie;
         flashMovie = document.getElementById("onechannel");
      }
      if (flashMovie) {
         flashMovie.updateText2(theArticle);
      }
}

function changeStyleSheet(one_element, one_string, one_css_url) {
	document.getElementById(one_element).innerHTML=one_string;
	document.createStyleSheet(one_css_url);
	return "success"
}

function changeOneElement(one_element, one_string) {
	document.getElementById(one_element).innerHTML=one_string;
	return "success"
}

function changeOneElementText(one_element, one_string) {
	document.getElementById(one_element).innerText=one_string;
	return "success"
}

function hidediv(id) {
	//safe function to hide an element with a specified id
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'none';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
}

function showdiv(id) {
	//safe function to show an element with a specified id
		  
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(id).style.display = 'block';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
}


// onechannel actions

// image utilities

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

// end image utilities

// window utilities

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

// end window utilities

// font utilities

var min=11;
var max=22;
function increaseFontSize() {
   var p = document.getElementsByTagName('div');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 11;
      }
      if(s!=max) {
         s += 1;
      }
      p[i].style.fontSize = s+"px"
   }
}

function decreaseFontSize() {
   var p = document.getElementsByTagName('div');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 11;
      }
      if(s!=min) {
         s -= 1;
      }
      p[i].style.fontSize = s+"px"
   }   
}

function zoomFontSize() {
   var p = document.getElementsByTagName('div');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 22;
      }
      if(s!=max) {
         s = max;
      }
      p[i].style.fontSize = s+"px"
   }
}

function refreshFontSize() {
   var p = document.getElementsByTagName('div');
   for(i=0;i<p.length;i++) {
      if(p[i].style.fontSize) {
         var s = parseInt(p[i].style.fontSize.replace("px",""));
      } else {
         var s = 11;
      }
      if(s!=min) {
         s = min;
      }
      p[i].style.fontSize = s+"px"
   }
}

// end font utilities

// share this

function checkBrowser() { var value = navigator.userAgent; return value; }

var ShareObj = SHARETHIS.addEntry({}, {button:false, popup:true});

function ShareThis_set(el, val){
ShareObj.properties[el] = val;
}

function ShareThis_share(){
var browser = checkBrowser();
if (browser.indexOf("Safari") > 1) {
setTimeout(ShareObj.popup, 500);
} else {
ShareObj.popup();
}
}

// end share this