function clearText(field)
{
    if (field.defaultValue == field.value)
    	field.value = '';    
    else if (field.value == '')
    	field.value = field.defaultValue;
}

function open_win(url_add)
{
        window.open(url_add,
        		'welcome','left=0,top=0,width=900,height=700,menubar=yes,status=yes,location=yes,toolbar=yes,scrollbars=yes,resizable=yes');
}

function toggleLayer( whichLayer )
{
	var elem, vis;
	
	if( document.getElementById )
		elem = document.getElementById( whichLayer );
	else if( document.all )
		elem = document.all[whichLayer];
	else if( document.layers )
		elem = document.layers[whichLayer];
	
	vis = elem.style;
	
	if(vis.display==''&&elem.offsetWidth!=undefined&&elem.offsetHeight!=undefined)
		vis.display = (elem.offsetWidth!=0&&elem.offsetHeight!=0)?'block':'none';
	
	vis.display = (vis.display==''||vis.display=='block') ? 'none' : 'block';
}

function showhide() 
{ 
	if (document.getElementById("mydiv").className = "divHide")
      document.getElementById("mydiv").className = "divShow";
   else
      document.getElementById("mydiv").className = "divHide";
}

function makeArray()
{
	for (i = 0; i<makeArray.arguments.length; i++)
	this[i + 1] = makeArray.arguments[i];
}

function BuildDate()
{
	var months = new makeArray('January','February','March','April','May',
			'June','July','August','September','October','November','December');

	var days = new makeArray('Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday');

	var date = new Date();
	var day = date.getDate();
	var month = date.getMonth() + 1;
	var DaysOfWeek = date.getDay() + 1;
	
	var yy = date.getFullYear();
	var year = (yy < 1000) ? yy + 1900 : yy;
	
	if(day < 10)
	    day = "0" + day;
	
	return days[DaysOfWeek] + ", " + months[month] + " " + day + ", " + year;
}