// JavaScript Document
function validate_student()
{
	
	//alert(document.fstudent.acc_amt.length);
	if(document.fstudent.lname.value=="")
	{
		alert("Enter the last name");
		return false;	
	}
	if(document.fstudent.fname.value=="")
	{
		alert("Enter the first name");
		return false;	
	}
	
	if(document.fstudent.institution.value=="")
	{
		alert("Enter the institution");
		return false;	
	}
	if(document.fstudent.address.value=="")
	{
		alert("Enter the address");
		return false;	
	}
	
	if(document.fstudent.state.value=="")
	{
		alert("Enter the state");
		return false;	
	}
	if(document.fstudent.postc.value=="")
	{
		alert("Enter the post code");
		return false;	
	}
	if(isNaN(document.fstudent.postc.value))
	{
		alert("post code value is not a number");
		return false;	
	}
	if(document.fstudent.work_phone.value=="")
	{
		alert("Enter the work phone");
		return false;	
	}
	if(isNaN(document.fstudent.work_phone.value))
	{
		alert("work phone value is not a number");
		return false;	
	}
	if(document.fstudent.mobile.value=="")
	{
		alert("Enter the mobile phone");
		return false;	
	}
	if(isNaN(document.fstudent.mobile.value))
	{
		alert("mobile number value is not a number");
		return false;	
	}
	if(document.fstudent.fax.value=="")
	{
		alert("Enter the fax");
		return false;	
	}
	if(isNaN(document.fstudent.fax.value))
	{
		alert("fax number value is not a number");
		return false;	
	}
	if(document.fstudent.email.value=="")
	{
		alert("Enter the email address");
		return false;	
	}
var n1=0;
	for(var i=0;i<document.fstudent.register_fee.length;i++)
	{
		if(document.fstudent.register_fee[i].checked)
			{
				n1=1;
				//return true;
			}
	
	}	
	if(n1==0){
		alert("Please select registration fee");
		return false;
	}
	 if(document.fstudent.email.value!="")
  			{
			 var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;


      			if (filter.test(document.fstudent.email.value))
        			{

        			}
      			else
					{
						alert("Your email address is not valid.");
						return false;
					}
  			}
	if(document.fstudent.username.value=="")
	{
		alert("Enter the username");
		return false;	
	}
	if(document.fstudent.password.value=="")
	{
		alert("Enter the password");
		return false;	
	}
	if(document.fstudent.number_p.value=="")	{
		alert("Enter number of participants");
		document.fstudent.number_p.focus();
		return false;
	}	
	if(isNaN(document.fstudent.number_p.value) || (document.fstudent.number_p.value<=0))	{
		alert("Enter number of participants");
		document.fstudent.number_p.focus();
		return false;
	}
	var n=0;
	for(var i=0;i<document.fstudent.acc_amt.length;i++)
	{
		if(document.fstudent.acc_amt[i].checked)
			{
				n=1;
				//return true;
			}
	
	}	
	if(n==0){
		alert("Please select accomodation fee");
		return false;
	}
	
	if(document.fstudent.arrDate_day.value=="-")	{
		alert("Select arrival day");
		return false;
	}
	if(document.fstudent.arrDate_mon.value=="-")	{
		alert("Select arrival month");
		return false;
	}
	if(document.fstudent.arrDate_year.value=="-")	{
		alert("Select arrival year");
		return false;
	}
	
	if(document.fstudent.deptDate_day.value=="-")	{
		alert("Select departure day");
		return false;
	}
	if(document.fstudent.deptDate_mon.value=="-")	{
		alert("Select departure month");
		return false;
	}
	if(document.fstudent.deptDate_year.value=="-")	{
		alert("Select departure year");
		return false;
	}
}

var xmlHttp = createXmlHttpRequestObject();
// retrieves the XMLHttpRequest object

function createXmlHttpRequestObject()
{
// will store the reference to the XMLHttpRequest object
		var xmlHttp;
// if running Internet Explorer
		if(window.ActiveXObject)
	{
			try
			{
				xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
			}
			catch (e)
			{
				xmlHttp = false;
			}
	}
	// if running Mozilla or other browsers
	else
	{
			try
			{
				xmlHttp = new XMLHttpRequest();
			}
			catch (e)
			{
				xmlHttp = false;
			}
	}
	// return the created object or display an error message
	if (!xmlHttp)
		alert("Error creating the XMLHttpRequest object.");
	else
		return xmlHttp;
}
function GetXmlHttpObject()
{ 
		var objXMLHttp=null
		if (window.XMLHttpRequest)
		{
				objXMLHttp=new XMLHttpRequest()
		}
		else if (window.ActiveXObject)
		{
				objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
		
		}
		return objXMLHttp
}

var id2;
function showdiv(id)
{
		xmlHttp=GetXmlHttpObject()
		if (xmlHttp==null)
		{
			alert ("Browser does not support HTTP Request")
			return;
		} 
		//var images=document.pics_name.images.value;
		id2=id;
		var url="sublinks.php";
		url=url+"?id="+ id;
		xmlHttp.onreadystatechange=showlinks
		xmlHttp.open("GET",url,true)
		xmlHttp.send(null)
		

  }

function showlinks() 
{ 
//alert(id2);

	id_array=strs.split(",");
		if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
		{ 
			var v ="hover_"+id2;
			var obj;
			document.getElementById("sublayer").innerHTML=xmlHttp.responseText
			document.getElementById("sublayer").style.visibility = 'visible';
			document.getElementById("sublayer").className="sublinks";
			for(var i=0;i<id_array.length;i++)
			{
				var id="hover_"+id_array[i];
				if(id==v)
				{
					document.getElementById(v).className="tempclass";
				}
				else
				{
					document.getElementById(id).className="tdpad";
				}
			}
			//document.getElementById(v).style.color="#1b084b";
			
		}
}
function hidehover()
{
	//alert(id2)
	var v ="hover_"+id2;
	document.getElementById(v).className="tdpad";
}
function hidediv() 
{
	document.getElementById("sublayer").style.visibility = 'hidden';
	var v ="hover_"+id2;
	document.getElementById(v).className="tdpad";
}
function showsubdiv() 
{
	var v ="hover_"+id2;
	document.getElementById("sublayer").style.visibility = 'visible';
	id_array=strs.split(",");
	for(var i=0;i<id_array.length;i++)
	{
		var id="hover_"+id_array[i];
		if(id==v)
		{
			document.getElementById(v).className="tempclass";
		}
		else
		{
			document.getElementById(id).className="tdpad";
		}
	}
	/*document.getElementById(v).className="tempclass";*/
}
function squestion_val()
{
	if(document.sform.sadd_q.value=="")
	{
		alert("Question field cannot be empty");
		return false;	
	}
}
function squestionedit_val()
{
	if(document.sformedit.sq_name.value=="")
	{
		alert("Question field cannot be empty");
		return false;	
	}
}
function question_val()
{
	if(document.form.add_q.value=="")
	{
		alert("Question field cannot be empty");
		return false;	
	}
}
function questionedit_val()
{
	if(document.formedit.q_name.value=="")
	{
		alert("Question field cannot be empty");
		return false;	
	}
}
function ans_val()
{
	if(document.ansedit.new_option.value=="")
	{
		alert("Option field cannot be empty");
		return false;	
	}
}

function check_option()
{
		
		for($i=0;$i<document.test.option.length;$i++)
		{
			if(document.test.option[$i].checked==true)
			{
					//alert(document.test.option.length);
					return true;
			}
		}
		alert("please select the answer");
		return false;
}
function check_text()
{
		if(document.test1.answer.value=="")
			{
				alert("Please type your answer!!");
				return false;
			}
}

function faculty_details()
{
	if(document.addform1.fname.value=="")
	{
		alert("Enter the name");
		return false;	
	}	
	
	/*if(document.addform1.description.value=="")
	{
		alert("Enter the description");
		return false;	
	}		
	if(document.addform1.phone.value==0)
	{
		alert("Enter a valid phone number");
		return false;	
	}*/
}

function admin_payment()
{
	 if(document.details.email.value!="")
  			{
			 var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;


      			if (filter.test(document.details.email.value))
        			{

        			}
      			else
					{
						alert("Your email address is not valid.");
						return false;
					}
  			}
}

function student_login()
{
		if(document.login.username.value=="")
		{
			alert("Username field is empty!");
			return false;
		}
		if(document.login.password.value=="")
		{
			alert("Password field is empty!");
			return false;
		}
}




function next() {
if (document.slideform.slide[current+1]) {
document.images.show.src = document.slideform.slide[current+1].value;
document.slideform.slide.selectedIndex = ++current;
   }
else first();
}
function previous() {
if (current-1 >= 0) {
document.images.show.src = document.slideform.slide[current-1].value;
document.slideform.slide.selectedIndex = --current;
   }
else last();
}
function get_first() {
	document.images.show.src = document.slideform.slide[current].value;
	document.slideform.slide.selectedIndex = current;
}
function first() {
current = 0;
document.images.show.src = document.slideform.slide[0].value;
document.slideform.slide.selectedIndex = 0;
}
function last() {
current = document.slideform.slide.length-1;
document.images.show.src = document.slideform.slide[current].value;
document.slideform.slide.selectedIndex = current;
}
function ap(text) {
document.slideform.slidebutton.value = (text == "Stop") ? "Start" : "Stop";
rotate();
}
function change() {
current = document.slideform.slide.selectedIndex;
document.images.show.src = document.slideform.slide[current].value;
}
function rotate() {
	current = (current == 3) ? 0 : current+1;
	switch(current)	{
		case 0 : document.getElementById("td_bg").style.background = "url(images/img.jpg)";document.getElementById("ad4").className="av5";document.getElementById("ad1").className="av2";document.getElementById("ad2").className="av3";document.getElementById("ad3").className="av2";break;
		case 1 : document.getElementById("td_bg").style.background = "url(images/image_1.jpg)";document.getElementById("ad4").className="av1";document.getElementById("ad1").className="av2";document.getElementById("ad2").className="av3";document.getElementById("ad3").className="av2";break;
		case 2 : document.getElementById("td_bg").style.background = "url(images/image_2.jpg)";document.getElementById("ad4").className="av5";document.getElementById("ad1").className="av4";document.getElementById("ad2").className="av4";document.getElementById("ad3").className="av4";break;
	}
	window.setTimeout("rotate()", rotate_delay);
}


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

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j;
	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_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];}
}