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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
//
// The URL of the live web site
var myURL = "http://www.thermalimaging.co.uk/";
//
// Number of banner jpgs
var numberOfImages = 5;
//
/* Global browser sniffs */
//
var agt			=	navigator.userAgent.toLowerCase();
var is_mac    	= 	(agt.indexOf("mac")!=-1);
var is_pc    	= 	(agt.indexOf("win")!=-1);
var is_ie     	= 	(agt.indexOf("msie")!= -1) 
var is_opera	=	(agt.indexOf("opera")!= -1);
var is_safari	=	(agt.indexOf("safari")!=-1);

//
/* Filters for transparencies */
//
var pageFilters = '<style type="text/css" media="screen">'
// the alpha hovers for images
+	'a.alpha:hover, .alpha a:hover {filter:alpha(opacity=70);-moz-opacity:0.7;opacity:0.7;}'
//
+	'</style>';
document.write(pageFilters);

function showhide (e) {
	if (d = document.getElementById(e)) {
		if (d.style.display != "block") {
			d.style.display = "block";
		} else {
			d.style.display = "none";
		}
	}
	return false;
}

function getEl(e){
	return document.getElementById(e);
}

function enableFormFields(b , fields){
	var col = b ? '#FFFFFF' : '#CCCCCC';
	var cl = b ? 'fields' : 'disabledBox';
	
	for(var a = 0; a < fields.length; a++){
		d = getEl(fields[a]);
		
		if(d){
			if(d.tagName == 'INPUT'){
				d.className = cl;
			}else{
				// Textareas - only chnge bg
				d.style.backgroundColor = col;
			}
			d.disabled = !b;
		}
	}
}