// JavaScript Document
// CHANGE SWF HEIGHT



function changeHeight(h){
	
	if(h==700){
		backToTop();
		//location.href = "#bisley";
	}else{
		if(document.all){
			document.all.external_index.style.height = String(h) + "px";
		}else{
			document.getElementById("external_index").style.height = String(h) + "px";
		}
	}
	
}


function backToTop() {
  var x1 = x2 = x3 = 0;
  var y1 = y2 = y3 = 0;
  if (document.documentElement) {
      x1 = document.documentElement.scrollLeft || 0;
      y1 = document.documentElement.scrollTop || 0;
  }
  if (document.body) {
      x2 = document.body.scrollLeft || 0;
      y2 = document.body.scrollTop || 0;
  }
  x3 = window.scrollX || 0;
  y3 = window.scrollY || 0;
  var x = Math.max(x1, Math.max(x2, x3));
  var y = Math.max(y1, Math.max(y2, y3));
  window.scrollTo(Math.floor(x / 2), Math.floor(y / 2));
  if (x > 0 || y > 0) {
      window.setTimeout("backToTop()", 20);
  }else{
		if(document.all){
			document.all.external_index.style.height = "700px";
		}else{
			document.getElementById("external_index").style.height = "700px";
		}
  }
}