rem: if(!body_elements[0].prependChild(iframe_div)) { body_elements[0].appendChild(iframe_div); } 
add: FA.prependChild(body_elements[0], iframe_div); 
context: 	createIframe: function() {				// try to get the container to put the iframes in		var iframe_div = ('iframe_request_div').obj();		// if it doesn't exist, create it		if(typeof(iframe_div) == 'undefined' || !iframe_div) {									iframe_div					= document.createElement('div');			iframe_div.id				= 'iframe_request_div';			iframe_div.style.display	= 'none';						// get the <body> tag			var body_elements			= document.getTagsByName('body');						// a bit of a hack to make our div without using document.write()			if(typeof(body_elements[0]) != 'undefined') {				if(!body_elements[0].prependChild(iframe_div)) {					body_elements[0].appendChild(iframe_div);				}			}		}				// create the iframe		if(typeof(iframe_div) != 'undefined' && iframe_div) {					this.iframe_obj = document.createElement('iframe');			iframe_div.appendChild(this.iframe_obj);						// set some parameters			this.iframe_obj.id				= this.iframe_id;			this.iframe_obj.name			= this.iframe_id;			this.iframe_obj.style.display	= 'none';			this.iframe_obj.src				= '';		}	},
meta: 8193	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8193/d55368118dec4a8f237e8e432dd97304d21083d6/k4_http.js/buggy/trunk/upload/js/k4_http.js