JavaScript - How Can I Keep The Date Updated On This Form, Using Javascript?

function createTable() {
var machine = document.Catalog.machine.value;
var dSearch = document.Catalog.dSearch.value;
var section = document.Catalog.section.value;
var x = xmlDoc.getElementsByTagName('record');
var y = xmlDoc.getElementsByTagName('data');
var newEl = document.createElement('TABLE');
newEl.className = 'resultsTab';
var tmp = document.createElement('TBODY');
newEl.appendChild(tmp);
var row = document.createElement('TR');
var n = 1;
var headings = new Array("Col1", "Col2", "Col3", "Col4", "Col5");
var dcount = 0;
//for (t=0;t<10;t++) {
for (t=0;t<y[0].childNodes.length;t++) {  
	if (y[0].childNodes[t].tagName == "record") { // it is required for FF to work properly
		dcount++;
	}
}
if (document.Catalog.thumbImg[0].checked) {  
	var container = document.createElement('TH'); 
	var theData = document.createTextNode("Pic"); 
	container.className = "topline1"; 
    container.appendChild(theData);
    row.appendChild(container);
}
for (h=0;h<headings.length;h++) {
     var container = document.createElement('TH');
     var theData = document.createTextNode(headings[h]);
	 container.className = 'topline' + n;
     container.appendChild(theData);
     row.appendChild(container);
	 n++;
}
tmp.appendChild(row);
switch (searchtype) {
    case 1:
	var objRegex = new RegExp(machine);
    break;
    case 2:
	var objRegex = new RegExp(section, "i");
    break;
    case 3:
	var objRegex = new RegExp(dSearch, "i");
	break;
    default:
	document.getElementById("replaceTxt").innerHTML = "<p>There was an error processing your request.</p>";    
}
var rowColor = 1; 
var noResult = "false"; 
for (i=0;i<dcount;i++) {
	var row = document.createElement('TR');
	var searcharr = new Array();
   	for (j=0;j<x[i].childNodes.length;j++) {  
    	if (x[i].childNodes[j].nodeType != 1) continue;  
		searcharr.push(x[i].childNodes[j].firstChild.nodeValue);
	}
	var searchstrg = searcharr.toString();
	if (searchstrg.match(objRegex)) { 
		var t;
	 	var m=1;
		if (document.Catalog.thumbImg[0].checked) { 
			var pn = "images/"+searcharr[2]+".jpg"; 
			var container = document.createElement('TD'); 
			var refLink = document.createElement("A");
			refLink.setAttribute('href', "javascript:viewImg(\""+pn+"\")");
			var imgHolder = document.createElement("IMG"); 
			imgHolder.setAttribute("src", pn); 
			imgHolder.style.height = "75px";  
			refLink.appendChild(imgHolder); 
			container.appendChild(refLink);   
			container.className = "img"+rowColor; 
			row.appendChild(container);
		}
		for (t=0; t<searcharr.length; t++) {
	    	container = document.createElement('TD');
    		var theData = document.createTextNode(searcharr[t]);
			container.appendChild(theData);
			container.className = 'line' + rowColor + '_' + m;
			row.appendChild(container);
			m++;
		}
		tmp.appendChild(row);
		rowColor == 1 ? rowColor++ : rowColor--;
		document.getElementById("replaceTxt").innerHTML = "";
		document.getElementById("replaceTxt").appendChild(newEl);
		noResult = "true";
	} 
}
if (noResult=="false") { 
	document.getElementById("replaceTxt").innerHTML = "<h3>Sorry, there was no match to your search. &nbsp;Please try again</h3>";
}
}

document.getElementById("replaceTxt").innerHTML

    <div id=apptTimeEditOD style="display:<%=appt.allday()?"none":"block" %>; padding: 4px 4px 4px 4px; position: absolute; width: 90; height: 22; left: 85; top: 2; text-align: left;">
      <%=_r.drawDatePicker( _ahsPage, "startDate", appt.getApptDate() ) %>
      <select name="startHour" id=startHour class="selInputSmall" onChange="odRefreshApptEndTime();">
        <%= OptionMenu.render( _ahsPage, "CAL_TIME_HOUR", appt.getStartTime().substring(0,2), false, true ) %>
      </select>
      <select name="startMin"  id=startMin  class="selInputSmall" onChange="odRefreshApptEndTime();">
        <%=OptionMenu.render( _ahsPage, "CAL_TIME_MINUTE", appt.getStartTime().substring(3,5), false )%>
      </select>
    </div>

<div class="formPrompt" style="position: absolute; width: 90; height: 22; left: 20; top: 2; text-align: left;"><%=_pCal.get("end_time")%>:</div>
    <div id=apptTimeEditEnD style="display:<%=appt.allday()?"none":"block" %>; padding: 4px 4px 4px 4px; position: absolute; width: 90; height: 22; left: 85; top: 2; text-align: left;">
<%=_r.drawDatePicker( _ahsPage, "startDate", appt.getApptDate() )%>       <div id=apptODEndTime style="position: absolute; width: 90; height: 22; left: 140; top: 2; text-align: left;" > </div>
    </div>

$days = array('Monday' => '2012-03-19',
                    'Tuesday' => '2012-03-20'
                   );

foreach($days as $key => $value){
       echo '<a href="javascipt:confirmDelete('.$value.');">Delete</a>';
}

function confirmDelete(day)
{
	if (confirm('Delete?')) {
		window.location.href = 'processDay.php?action=delete&day=' + day ;
	}
}

function buildMonthlyEntries() {
    var startDate = new Date(document.getElementById('startDate').value);
    var endDate = new Date(document.getElementById('endDate').value);
    if(startDate == "Invalid Date" || endDate == "Invalid Date") { return null; }
    var entryCount = endDate.getMonth() - startDate.getMonth();
    var monthlyEntries = document.getElementById('monthlyEntries');
    monthlyEntries.innerHTML = "";
    for(var i = 0; i < entryCount; i++) {
        var textElement = document.createElement('input');
        textElement.setAttribute('type', 'text');
        textElement.setAttribute('id', 'entry' + i);
        monthlyEntries.appendChild(textElement);
    }
    return null;
}


<div id="dateRange">
    <input type="text" id="startDate">
    <input type="text" id="endDate">
</div>
<div id="monthlyEntries"></div>
<INPUT TYPE="button" NAME="button" Value="Click" onClick="buildMonthlyEntries()">

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html lang="en-GB">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>HOLD pull date</title>
</head>
<body>
<form name="myFormName" method="get" action=" ">
<h1>PULL DATE:</h1>
<noscript><div>Javascript must be enabled in your browser</div></noscript>
<script type="text/javascript">
var myDelayInDays=6;
var myDate=new Date();
var oneDayInMilliseconds = (24*60*60*1000);
var myTimeInMillisconds=myDate.getTime()+(myDelayInDays * oneDayInMilliseconds);
myDate.setTime(myTimeInMillisconds);
/*
setTime() is an 'inbuilt' javascript function 
that calculates a date and time by adding or subtracting 
a specified number of milliseconds to/from midnight January 1, 1970
it can be buggy in some browsers
*/
var widgetDueDate = myDate.toLocaleDateString();
/*
toLocaleDateString() is an 'inbuilt' javascript function 
that converts a Date object, according to local time, 
to a string and returns the date portion
*/
document.write('<p>' 
+ myDelayInDays 
+ ' days, on <strong>' 
+ widgetDueDate + '<\/strong><\/p>');
</script>
</form>
<p>Thanks!</p>
</body>
</html>

<script type="text/javascript">
var myString = "[[date]]";
var mySplitResult = myString.split("-");document.write(mySplitResult[2] + "/" + mySplitResult[1] + "/" + mySplitResult[0] );
</script>

function calculate() {
    if(!isValidDate())
        return;

    var result = 0;
    var cuttingAge = 260;
    var yearBox = document.getElementById("year");
    var year = yearBox.value;
    var month = document.getElementById("month").value;
    var day = document.getElementById("day").value;

    //Rule # 1
    if(month==1 || month==2){
        var selectedYearIndex;
        for(var i=0; i<yearBox.options.length; i++){
            if(yearBox.options[i].selected){
                selectedYearIndex = i;
                break;
            }
        }
        year = yearBox.options[selectedYearIndex-1].value;
    }

    //Rule # 2
    var monthLength = new Array();
    monthLength[0]=0;
    monthLength[1]=31;
    monthLength[2]=29;
    monthLength[3]=31;
    monthLength[4]=30;
    monthLength[5]=31;
    monthLength[6]=30;
    monthLength[7]=31;
    monthLength[8]=31;
    monthLength[9]=30;
    monthLength[10]=31;
    monthLength[11]=30;
    monthLength[12]=31;
    monthLength[13]=31;
    monthLength[14]=29;

    var dayPassed = 0;
    var tempMonth = month;
    if(month<3) //If its january or february
        tempMonth = parseInt(tempMonth) +12; //Add previous year's days
    for(var i=3; i<tempMonth; i++){
        dayPassed += monthLength[i];
    }
    dayPassed += parseInt(day) -1;
    dayPassed = dayPassed%cuttingAge;

    //Rule # 3
    result = parseInt(year) + parseInt(dayPassed);

    //Rule # 4
    if(result > cuttingAge)
        result -= cuttingAge;

    //Rule # 5
    var pendant = new Array();
    var abc = new Array();
    pendant[0] = {
        name:"imix",
        values:new Array(1, 21, 41, 61, 81, 101, 121, 141, 161, 181, 201, 221, 241)
    };
    pendant[1] = {
        name:"ik",
        values:new Array(2, 22, 42, 62, 82, 102, 122, 142, 162, 182, 202, 222, 242)
    };
    pendant[2] = {
        name:"akbal",
        values:new Array(3, 23, 43, 63, 83, 103, 123, 143, 163, 183, 203, 223, 243)
    };
    pendant[3] = {
        name:"kan",
        values:new Array(4, 24, 44, 64, 84, 104, 124, 144, 164, 184, 204, 224, 244)
    };
    pendant[4] = {
        name:"chicchan",
        values:new Array(5, 25, 45, 65, 85, 105, 125, 145, 165, 185, 205, 225, 245)
    };
    pendant[5] = {
        name:"cimi",
        values:new Array(6, 26, 46, 66, 86, 106, 126, 146, 166, 186, 206, 226, 246)
    };
    pendant[6] = {
        name:"manik",
        values:new Array(7, 27, 47, 67, 87, 107, 127, 147, 167, 187, 207, 227, 247)
    };
    pendant[7] = {
        name:"lamat",
        values:new Array(8, 28, 48, 68, 88, 108, 128, 148, 168, 188, 208, 228, 248)
    };
    pendant[8] = {
        name:"muluk",
        values:new Array(9, 29, 49, 69, 89, 109, 129, 149, 169, 189, 209, 229, 249)
    };
    pendant[9] = {
        name:"oc",
        values:new Array(10, 30, 50, 70, 90, 110, 130, 150, 170, 190, 210, 230, 250)
    };
    pendant[10] = {
        name:"chuen",
        values:new Array(11, 31, 51, 71, 91, 111, 131, 151, 171, 191, 211, 231, 251)
    };
    pendant[11] = {
        name:"eb",
        values:new Array(12, 32, 52, 72, 92, 112, 132, 152, 172, 192, 212, 232, 252)
    };
    pendant[12] = {
        name:"ben",
        values:new Array(13, 33, 53, 73, 93, 113, 133, 153, 173, 193, 213, 233, 253)
    };
    pendant[13] = {
        name:"ix",
        values:new Array(14, 34, 54, 74, 94, 114, 134, 154, 174, 194, 214, 234, 254)
    };
    pendant[14] = {
        name:"men",
        values:new Array(15, 35, 55, 75, 95, 115, 135, 155, 175, 195, 215, 235, 255)
    };
    pendant[15] = {
        name:"cib",
        values:new Array(16, 36, 56, 76, 96, 116, 136, 156, 176, 196, 216, 236, 256)
    };
    pendant[16] = {
        name:"caban",
        values:new Array(17, 37, 57, 77, 97, 117, 137, 157, 177, 197, 217, 237, 257)
    };
    pendant[17] = {
        name:"etznab",
        values:new Array(18, 38, 58, 78, 98, 118, 138, 158, 178, 198, 218, 238, 258)
    };
    pendant[18] = {
        name:"cauac",
        values:new Array(19, 39, 59, 79, 99, 119, 139, 159, 179, 199, 219, 239, 259)
    };
    pendant[19] = {
        name:"ahau",
        values:new Array(20, 40, 60, 80, 100, 120, 140, 160, 180, 200, 220, 240, 260)
    };

    var redirecctPages = new Array();
    redirecctPages["chuen"] = "http://store.mayankin.com/blue-monkey/";
    redirecctPages["eb"] = "http://store.mayankin.com/yellow-human/";
    redirecctPages["ben"] = "http://store.mayankin.com/red-skywalker/";
    redirecctPages["ix"] = "http://store.mayankin.com/white-wizard/";
    redirecctPages["men"] = "http://store.mayankin.com/blue-eagle/";
    redirecctPages["cib"] = "http://store.mayankin.com/yellow-warrior/";
    redirecctPages["caban"] = "http://store.mayankin.com/red-earth/";
    redirecctPages["etznab"] = "http://store.mayankin.com/white-mirror/";
    redirecctPages["cauac"] = "http://store.mayankin.com/blue-storm/";
    redirecctPages["ahau"] = "http://store.mayankin.com/yellow-sun/";
    redirecctPages["imix"] = "http://store.mayankin.com/red-dragon/";
    redirecctPages["ik"] = "http://store.mayankin.com/white-wind/";
    redirecctPages["akbal"] = "http://store.mayankin.com/blue-night/";
    redirecctPages["kan"] = "http://store.mayankin.com/yellow-seed/";
    redirecctPages["chicchan"] = "http://store.mayankin.com/red-serpent/";
    redirecctPages["cimi"] = "http://store.mayankin.com/white-world-bridger/";
    redirecctPages["manik"] = "http://store.mayankin.com/blue-hand/";
    redirecctPages["lamat"] = "http://store.mayankin.com/yellow-star/";
    redirecctPages["muluk"] = "http://store.mayankin.com/red-moon/";
    redirecctPages["oc"] = "http://store.mayankin.com/white-dog/";

    var pendantName;
    for(var i =0; i<pendant.length; i++){
        var found = false;
        for(var j=0; j<pendant[i].values.length; j++){
            if(result == pendant[i].values[j]){
                pendantName = pendant[i].name;
                found = true;
                break;
            }
        }
        if(found)
            break;
    }

    document.location = redirecctPages[pendantName];
}

/**
         * Comment
         */
function isValidDate() {
    var year = document.getElementById("year").value;
    var month = document.getElementById("month").value;
    var day = document.getElementById("day").value;
    if(month==2 && day>29){
        alert("Please select a valid date");
        return false
    }
    if((month==4 || month==6 || month==9 || month==11) && day>30){
        alert("Please select a valid date");
        return false
    }

    return true;
}