function navover(ref) {
 document.getElementById(ref).style.backgroundImage="url(images/build/button2.png)";
 document.getElementById(ref).style.color="rgb(255,255,255)";
}
function navout(ref) {
 document.getElementById(ref).style.backgroundImage="url(images/build/button.png)";
 document.getElementById(ref).style.color="rgb(0,116,107)";
}

function setFooter() {
  if (document.getElementById) {
    var windowHeight = getWindowHeight();
    var setHeight;

    if (windowHeight>0) {
      var contentHeight = document.getElementById('context').offsetHeight;
      var container     = document.getElementById('container');
      var navig         = document.getElementById('navig');
      var content       = document.getElementById('content');
      var sidelines     = document.getElementById('sidelines');
      var menuHeight    = document.getElementById('content').clientHeight;

//alert(contentHeight);

    if (menuHeight > (windowHeight - 200)) {
		  windowHeight = menuHeight + 200;

	 }

	if (contentHeight > windowHeight) {
			windowHeight = contentHeight + 260;
		}


        if ((windowHeight-170) < menuHeight) {


		 if (navigator.appVersion.indexOf("MSIE") != -1) {
	       isIE = true;
	      //alert("IE");
	      // container.style.height=(contentHeight+200)+'px';
						navig.style.height     =  (windowHeight-menuHeight)+'px';
						content.style.height   =  (windowHeight-210)+'px';
						sidelines.style.height =  (windowHeight)+'px';


           			}

        else {
         // container.style.height = (contentHeight+200)+'px';
						navig.style.height     =  (windowHeight-menuHeight)+'px';
						content.style.height   =  (windowHeight-210)+'px';
						sidelines.style.height =  (windowHeight)+'px';


          //alert("wH " + windowHeight + " / cH " + contentHeight);
					}
	 		}
        else
        if ((windowHeight-contentHeight) < 210){
//alert("This")

						navig.style.height     =  (contentHeight+270)+'px';
						content.style.height   =  (menuHeight-210)+'px';
			            sidelines.style.height =  (contentHeight+270)+'px';

          //alert("wH " + windowHeight + " // cH " + contentHeight);
             }
          else {
//alert("Now")
						navig.style.height     =  (windowHeight)+'px';
						content.style.height   =  (windowHeight-210)+'px';
						sidelines.style.height =  (windowHeight)+'px';
           //alert("wH " + windowHeight + " /// cH " + contentHeight);
		  }
           }


         }
       }

function getWindowHeight() {
  var windowHeight = 0;
  if (typeof(window.innerHeight)=="number") {
    windowHeight=window.innerHeight;
           }
  else {
    if (document.documentElement && document.documentElement.clientHeight) {
      windowHeight = document.documentElement.clientHeight;
     }
    else {
    if (document.body && document.body.clientHeight) {
      windowHeight=document.body.clientHeight;
     }
   }
  }
return windowHeight;
}



window.onload = function() {
   setFooter();
  }
window.onresize = function() {
   setFooter();
  }


function showIf() {
	document.getElementById("iframe").style.display="block";
	document.getElementById("iframe").style.visibility="visible";
	document.getElementById("thule").style.display="none";
	document.getElementById("thule").style.visibility="hidden";
	setFooter();
}

function closeIf() {
	document.getElementById("iframe").style.display="none";
	document.getElementById("iframe").style.visibility="hidden";
	document.getElementById("thule").style.display="block";
	document.getElementById("thule").style.visibility="visible";
	setFooter();
}


function showMapA() {
	document.getElementById("iframeA").style.display="block";
	document.getElementById("iframeA").style.visibility="visible";
	document.getElementById("iframeB").style.display="none";
	document.getElementById("iframeB").style.visibility="hidden";
	//document.getElementById("dorridge").style.display="none";
	//document.getElementById("dorridge").style.visibility="hidden";
	setFooter();
}

function closeMapA() {
	document.getElementById("iframeA").style.display="none";
	document.getElementById("iframeA").style.visibility="hidden";
    document.getElementById("iframeB").style.display="none";
	document.getElementById("iframeB").style.visibility="hidden";
	//document.getElementById("dorridge").style.display="block";
	//document.getElementById("dorridge").style.visibility="visible";
	setFooter();
}

function showMapB() {
	document.getElementById("iframeB").style.display="block";
	document.getElementById("iframeB").style.visibility="visible";
	document.getElementById("iframeA").style.display="none";
	document.getElementById("iframeA").style.visibility="hidden";
	//document.getElementById("basall").style.display="none";
	//document.getElementById("basall").style.visibility="hidden";
	setFooter();
}

function closeMapB() {
	document.getElementById("iframeB").style.display="none";
	document.getElementById("iframeB").style.visibility="hidden";
	document.getElementById("iframeA").style.display="none";
	document.getElementById("iframeA").style.visibility="hidden";
	//document.getElementById("balsall").style.display="block";
	//document.getElementById("balsall").style.visibility="visible";
	setFooter();
}