// Macromedia functions
function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

// open new window
function newwin(url,name,features) {
		
  window.open(url,name,features);
	
}


// displays random images in header
var theImages = new Array()

theImages[0] = 'images/content_mid_S1.jpg'
theImages[1] = 'images/content_mid_S2.jpg'
theImages[2] = 'images/content_mid_S3.jpg'
theImages[3] = 'images/content_mid_S4.jpg'
theImages[4] = 'images/content_mid_S8.jpg'
theImages[5] = 'images/content_mid_S9.jpg'

var j = 0
var p = theImages.length;
var preBuffer = new Array()
for (i = 0; i < p; i++){
   preBuffer[i] = new Image()
   preBuffer[i].src = theImages[i]
}
var whichImage = Math.round(Math.random()*(p-1));
function showImage(){
document.write('<img src="'+theImages[whichImage]+'">');
}

function toggleRow(row) 
{

	var RowArray = new Array("row_electrotechnology","row_telecommunications","row_it","row_pm")
	
	for (var i=0; i < RowArray.length; i++ ) {
	
		document.getElementById(RowArray[i]).style.display = "none";

	}
	
	if (row == "Electrotechnology") {
	
		objRow = document.getElementById("row_electrotechnology");
		objRow.style.display = "block";
		
	} else if (row == "Telecommunications") {
	
		objRow = document.getElementById("row_telecommunications");
		objRow.style.display = "block";
	
	} else if (row == "IT & Computers") {
	
		objRow = document.getElementById("row_it");
		objRow.style.display = "block";
	
	} else if (row == "Project Management") {
	
		objRow = document.getElementById("row_pm");
		objRow.style.display = "block";
	
	}
	
}
function checkForm()
{
	var strError = "";
	var objForm = document.contact;
	
	if (objForm.fName.value == ""){strError = strError + "Name\n"};
	if (objForm.email.value == "" || objForm.email.value.indexOf("@") == -1 || objForm.email.value.indexOf(".") == -1){strError = strError + "Email\n"};
	
	if (strError != "") {
		alert("Please complete the following fields\n----------------------------------------------\n" + strError);
		return false;
	} else {
		return true;
	}
}