/*************************************************************************
Iframe resizing
*************************************************************************/  
  
var viewport = {
  getWinWidth: function () {
    this.width = 0;
    if (window.innerWidth) this.width = window.innerWidth - 18;
    else if (document.documentElement && document.documentElement.clientWidth) 
  		this.width = document.documentElement.clientWidth;
    else if (document.body && document.body.clientWidth) 
  		this.width = document.body.clientWidth;
  },
  
  getWinHeight: function () {
    this.height = 0;
    if (window.innerHeight) this.height = window.innerHeight - 18;
  	else if (document.documentElement && document.documentElement.clientHeight) 
  		this.height = document.documentElement.clientHeight;
  	else if (document.body && document.body.clientHeight) 
  		this.height = document.body.clientHeight;
  },
  
  getScrollX: function () {
    this.scrollX = 0;
  	if (typeof window.pageXOffset == "number") this.scrollX = window.pageXOffset;
  	else if (document.documentElement && document.documentElement.scrollLeft)
  		this.scrollX = document.documentElement.scrollLeft;
  	else if (document.body && document.body.scrollLeft) 
  		this.scrollX = document.body.scrollLeft; 
  	else if (window.scrollX) this.scrollX = window.scrollX;
  },
  
  getScrollY: function () {
    this.scrollY = 0;    
    if (typeof window.pageYOffset == "number") this.scrollY = window.pageYOffset;
    else if (document.documentElement && document.documentElement.scrollTop)
  		this.scrollY = document.documentElement.scrollTop;
  	else if (document.body && document.body.scrollTop) 
  		this.scrollY = document.body.scrollTop; 
  	else if (window.scrollY) this.scrollY = window.scrollY;
  },
  
  getAll: function () {
    this.getWinWidth(); this.getWinHeight();
    this.getScrollX();  this.getScrollY();
  }
  
}

function setIframe(h) {
  var theIframe = document.getElementById? document.getElementById('ifrm'): document.all? document.all['ifrm']: null;
  if (theIframe) {
    viewport.getWinHeight();
	
    // both theIframe.height and theIframe.style.height seem to work
	
	if(navigator.userAgent.indexOf("Firefox")!=-1){
	var versionindex=navigator.userAgent.indexOf("Firefox")+8
		if (parseInt(navigator.userAgent.charAt(versionindex))>=1)
		var is_ff = true;
	}
	
	if (is_ff == true) {
	    theIframe.style.height = Math.round( h * viewport.height - 175) + "px";
	}
	else {
	    theIframe.style.height = Math.round( h * viewport.height - 195) + "px";
	}	
	
  }else{
  return true;
  }
}

window.onresize = function() { setIframe(1) }