/* Touch Clarity content request. http://www.touchclarity.com
 * Copyright (c) Touch Clarity Ltd 2001-2003. All rights reserved. Patent Pending.
 * Version 3.6
 */

function tc_optimise(id,default_content) {
	if (tc_ccs[id]==null) { tc_ccs[id]=new tc_cc(default_content);
	} else { tc_ccs[id].default_content=default_content; }
	if (tc_ccs[id].content!="") {
		if (tc_ccs[id].content!="__default__") { 
			document.write(tc_ccs[id].content);
			tc_reporter+=tc_ccs[id].reporter;
			tc_ccs[id].displayed=true;
		} else { document.write(tc_ccs[id].default_content); }
	} else if (tc_frame) {
		document.write("<div id='tc_content_"+id+"'></div>");
		tc_ccs[id].rendered=true;
		if (typeof default_content!='undefined') {
			var mt=(document.all?"document.all":"document.getElementById");
			tc_ccs[id].timeout_id=setTimeout("if(!tc_ccs['"+id+"'].displayed){tc_ccs['"+id+"'].defaulted=true;"+mt+"('tc_content_"+id+"').innerHTML=tc_ccs['"+id+"'].default_content;}tc_report();",tc_timeout);
		}
	} else { document.write(default_content); }
	tc_report();
}

function tc_set_content(cc_id,co_id,str) {
	if (tc_ccs[cc_id]==null) tc_ccs[cc_id]=new tc_cc('');
	if (tc_ccs[cc_id].defaulted) return;
	if (tc_ccs[cc_id].rendered) {
		if (str=='__default__') str=tc_ccs[cc_id].default_content;
		if (document.getElementById) {document.getElementById("tc_content_"+cc_id).innerHTML+=str}
		else if (document.all) {document.all("tc_content_"+cc_id).innerHTML+=str}
		tc_reporter+="&displayed="+co_id;
		tc_ccs[cc_id].displayed=true;
	} else { tc_ccs[cc_id].content += str; tc_ccs[cc_id].reporter+="&displayed="+co_id;}
}

function tc_cc(default_content) {
	this.rendered=false;
	this.displayed=false;
	this.defaulted=false;
	this.content="";
	this.default_content=default_content;
	this.timeout_id=null;
	this.reporter="";
}

function tc_report() {
	if (tc_reported) return;
	var def="";
	for (cc in tc_containers) {
		var id=tc_containers[cc];
		if ((tc_ccs[id]==null) || (!tc_ccs[id].displayed && !tc_ccs[id].defaulted)) return;
		if (tc_ccs[id].defaulted) def+="&default="+id;
	}
	tc_log(tc_url,tc_products,tc_reporter+def);
	tc_reported=true;
}

function tc_opt_loader() {
	if (tc_logging_active&&tc_configured()&&(typeof tc_done==tc_ud||tc_done==false)) {
		tc_tag_version="Opt3.5";
		tc_log_call="<scr"+"ipt src='"+(typeof tc_test!=tc_ud?tc_test:tc_get_log_URL("c",tc_url,tc_products,tc_time))+"'></scr"+"ipt>";
		if (tc_frame) document.writeln("<iframe name='tc_iframe' src='"+tc_log_path+'/'+tc_log_page+"' width=0 height=0 style='position:absolute;left:-100px'></iframe>");
		tc_done = true;
	}
}

var tc_reporter="";
var tc_reported=false;
tc_opt_loader();