/* 
=========================================================================================== CREDITS
Copyright											  2008 JPL Productions
Author                Larry Daughenbaugh
=========================================================================================== BEGIN JAVASCRIPT
*/													

/* ======================================================================================== SHOW GROUPS OF DIV BLOCKS */
function showAll(topicDiv, linkDiv) {			
    var i=0;
    while(document.getElementById(topicDiv + i)) {
        document.getElementById(topicDiv + i).style.display = "";
        document.getElementById(linkDiv + i).className = "highlighted";
        document.getElementById(topicDiv + i).className = "topic-details-on";
        i++;
    }
}
/* ======================================================================================== HIDE GROUPS OF DIV BLOCKS */
function hideAll(topicDiv, linkDiv) {			
    var i=0;
    while(document.getElementById(topicDiv + i)) {
        document.getElementById(topicDiv + i).style.display = "none";
        document.getElementById(linkDiv + i).className = "";
        document.getElementById(topicDiv + i).className = "topic-details";
        i++;
    }
}
/* ======================================================================================== SHOW/HIDE SINGLE DIV BLOCK */
function showHide(topicDiv, linkDiv) {			
    if (document.getElementById(topicDiv).style.display == "none") {
        document.getElementById(topicDiv).style.display = "";
        document.getElementById(linkDiv).className = "highlighted";
        document.getElementById(topicDiv).className = "topic-details-on";
    } else {
        document.getElementById(topicDiv).style.display = "none";
        document.getElementById(linkDiv).className = "";
        document.getElementById(topicDiv).className = "topic-details";
				}
}
/* ======================================================================================== SHOW/HIDE CATEGORIES VIA DROPDOWN */
function showOptions(passedVal, passedCategory, passedCategoryDirections) {
    var divValue = document.getElementById("jumpMenu").value;
    var toggleDiv;
    var divName = passedCategory;
    var divDirections = passedCategoryDirections;
    var currentDiv;
    var i = 0;
				
    if (divValue == "") {
        document.getElementById(divDirections).style.display = "none"; 
        while(document.getElementById(divName + i)) {
            document.getElementById(divName + i).style.display = "none";
            i++;
        }
    } else {
        toggleDiv = document.getElementById(divValue);
        toggleDiv.style.display = "";
        document.getElementById(divDirections).style.display = ""; 
        while(document.getElementById(divName + i)) {
            currentDiv = divName + i;
            if (currentDiv != divValue) {
                document.getElementById(divName + i).style.display = "none";
            }
            i++;
        }
    }
}