function hide_contact_form() {	
	// alert('Hide contact form');
	Element.hide('contact_form');  
	Element.show('contact_feedback');  
	Element.hide('loading');  
}

// ARGUMENTS
// items (string) => type of item that has been added  i.e. contact or article
// hide_link (boolean) => make link to add another item visible 

function added(items, hide_link) {
   if (hide_link == true) {
		var items_link = items + "_link";
		Element.show(items_link);	
	}
	
	Element.hide('loading');  
}

function loading(items) {
	var items_form = items + "_form";
	
	Element.hide(items_form);
	Element.show('loading');
	// Element.hide(items_form);
}

function showElement(items, hide_link) {
  	var items_form = items + "_form";
	new Effect.SlideDown(items_form);
	
	if (hide_link == true) {
		var items_link = items + "_link";
		Element.hide(items_link);
	}
}

function getFlashVersion(){
	b = navigator.userAgent.toLowerCase();
	if ( (b.indexOf('msie') != -1) && (b.indexOf('win') != -1) && (b.indexOf('opera') == -1) ) {
		document.writeln('<script language="VBscript">');
		document.writeln('Function detectActiveXControl(activeXControlName)');
		document.writeln('  on error resume next');
		document.writeln('  detectActiveXControl = False');
		document.writeln('  detectActiveXControl = IsObject(CreateObject(activeXControlName))');
		document.writeln('End Function');
		document.writeln('</scr' + 'ipt>');
	}
	var installedVersion = 0;
	if ( (b.indexOf('msie') != -1) && (b.indexOf('win') != -1) && (b.indexOf('opera') == -1) ) {
		for (var i=3; i<10; i++){
			if(detectActiveXControl("ShockwaveFlash.ShockwaveFlash."+i) == true) installedVersion = i;
		}
	} else {
		if (navigator.plugins["Shockwave Flash"]) {
			var pluginDesc = navigator.plugins["Shockwave Flash"].description;
			installedVersion = parseInt( pluginDesc.charAt( pluginDesc.indexOf(".")-1 ) );
		}
		if(b.indexOf("webtv") != -1) installedVersion = 3;  
	}
	return installedVersion;
}