?? hack10.js
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var request;var urlFragment="http://www.parkerriver.com/s/sender?name=guest";var st;function getAllHeaders(url,styl){ st=styl; httpRequest("GET",url,true);} /* Set one or more CSS style attributes on an DOM Element CSS2Properties Object. stType stands for a style name, as in 'plain,''fancy,''loud,' or 'cosmo'*/function setStyle(stType,stylObj){ switch(stType){ case 'plain' : stylObj.maxWidth="80%"; stylObj.border="thin solid black"; stylObj.padding="5%" stylObj.textShadow="none"; stylObj.fontFamily="Arial, serif"; stylObj.fontSize="0.9em"; stylObj.backgroundColor="yellow"; break; case 'loud' : stylObj.maxWidth="80%"; stylObj.border="thin solid black"; stylObj.padding="5%" stylObj.fontFamily="Impact, serif"; stylObj.fontSize="1.4em"; stylObj.textShadow="0 0 2.0em black"; stylObj.backgroundColor="rgb(181,77,79)"; break; case 'fancy' : stylObj.maxWidth="80%"; stylObj.border="thin solid black"; stylObj.padding="5%" stylObj.fontFamily="Herculanum, Verdana, serif"; stylObj.fontSize="1.2em"; stylObj.fontStyle="oblique"; stylObj.textShadow="0.2em 0.2em grey"; stylObj.color="rgb(21,49,110)"; stylObj.backgroundColor="rgb(234,197,49)"; break; case 'cosmo' : stylObj.maxWidth="80%"; stylObj.border="thin solid black"; stylObj.padding="1%" stylObj.fontFamily="Papyrus, serif"; stylObj.fontSize="0.9em"; stylObj.textShadow="0 0 0.5em black"; stylObj.color="aqua"; stylObj.backgroundColor="teal"; break; default : alert('default'); }}//event handler for XMLHttpRequestfunction handleResponse(){ try{ if(request.readyState == 4){ if(request.status == 200){ /*All headers received as a single stringt*/ var headers = request.getAllResponseHeaders( ); var div = document.getElementById("msgDisplay"); if(st){ setStyle(st,div.style); } else { setStyle("plain",div.style); } div.innerHTML="<pre>"+headers+"</pre>"; } else { //request.status is 503 if the application isn't available; 500 if the application has a bug alert(request.status); alert("A problem occurred with communicating between the XMLHttpRequest object and the server program."); } }//end outer if } catch (err) { alert("It does not appear that the server is available for this application. Please"+ " try again very soon. \nError: "+err.message); }}/* Initialize a Request object that is already constructed */function initReq(reqType,url,bool){ try{ /* Specify the function that will handle the HTTP response */ request.onreadystatechange=handleResponse; request.open(reqType,url,bool); request.send(null); } catch (errv) { alert( "The application cannot contact the server at the moment. "+ "Please try again in a few seconds." ); }}/* Wrapper function for constructing a Request object. Parameters: reqType: The HTTP request type such as GET or POST. url: The URL of the server program. asynch: Whether to send the request asynchronously or not. */function httpRequest(reqType,url,asynch){ //Mozilla-based browsers if(window.XMLHttpRequest){ request = new XMLHttpRequest(); } else if (window.ActiveXObject){ request=new ActiveXObject("Msxml2.XMLHTTP"); if (! request){ request=new ActiveXObject("Microsoft.XMLHTTP"); } } //the request could still be null if neither ActiveXObject //initializations succeeded if(request){ initReq(reqType,url,asynch); } else { alert("Your browser does not permit the use of all "+ "of this application's features!");}}
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