rem: window.alert('crash and burn'); 
add: window.alert('Live preview failed!\nTry normal preview.'); var fallback = document.getElementById('wpPreview'); if ( fallback ) { fallback.style.display = 'inline'; } 
context: function livePreview(target, text, postUrl) {	prevTarget = target;	if( !target ) {		window.alert('crash and burn');	}	prevReq = openXMLHttpRequest();	if( !prevReq ) return false;		prevReq.onreadystatechange = updatePreviewText;	prevReq.open("POST", postUrl, true);		var postData = 'wpTextbox1=' + encodeURIComponent(text);	prevReq.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");	prevReq.send(postData);	return true;}
meta: 7642	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7642/f17362f93b6a8ead77cb0d94cbcb67cef29f74fb/preview.js/clean/skins/common/preview.js