function showPictures() {

// Create a variable to allow me to dynamically insert div blocks

var tempText = document.createElement("div");

// Create a variable to construct html output in

var theText;

// Only Perform next test if XMLHttpRequest readyState value is set to Complete

if (xhr.readyState == 4) {

// Check XMLHttpRequest status to make sure it is set to OK before continuing

if (xhr.status == 200) {

// Create an array called allImages made of xml content tag blocks

var allImages = xhr.responseXML.getElementsByTagName("content");

// Step through each xml content block looking for ...

for (var i=0; i<allImages.length; i++) {

// Convert the data in each xml content block into a single string

tempText.innerHTML = getPixVal(allImages[i]);

// Modify the data in the 2nd p block of the content block

theText = tempText.getElementsByTagName("p")[1].innerHTML;

theText = theText.replace(/240/g,"75");

theText = theText.replace(/180/g,"75");

theText = theText.replace(/_m/g,"_s");

document.getElementById("pictureBar").innerHTML += theText;

}

}

else {

alert("There was a problem with the request " + xhr.status);

}

}

function getPixVal(inVal) {

return (inVal.textContent) ? inVal.textContent : inVal.text;

}

}

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