// To open a popup window
 // To open a popup window
function MM_openBrWindow(theURL,winName,features) {
  window.open(theURL,winName,features);
}

// Newsletter Subscription Form
function Newsletter() {
  	mailid = document.newsMail.email
	if (mailid.value == '')
	{
		alert("Please enter E-mail Id");
		mailid.focus()
		return false
	}
	else if (mailid.value.indexOf("@")==-1 || mailid.value.indexOf(".")==-1){
		alert("Invalid E-mail ID")
		mailid.focus()	   
		return false
	}
}

// Feedback form validation
function Feedback() {

	firstName = document.fbForm.txtFirstname
	if (firstName.value == "" || !isNaN(firstName.value))
	{
		alert("Please enter your first name");
		firstName.focus()
		return false		
	}

	lastName = document.fbForm.txtlastname
	if (lastName.value == "" || !isNaN(lastName.value))
	{
		alert("Please enter your last name");
		lastName.focus()
		return false		
	}




	mailid = document.fbForm.txtemail
	if (mailid.value == '')
	{
		alert("Please enter E-mail Id");
		mailid.focus()
		return false
	}
	else if (mailid.value.indexOf("@")==-1 || mailid.value.indexOf(".")==-1){
		alert("Invalid E-mail ID")
		mailid.focus()	   
		return false
	}

	age = document.fbForm.cmbAgeRange
	if (age.options[age.selectedIndex].value == "")
	{
		alert("Please select your age group");
	age.focus()
	return false		
	}	

	sportsAct = document.fbForm.txtsports
	if (sportsAct.value != "" && !isNaN(sportsAct.value))
	{
		alert("Please enter Sports Activities");
		sportsAct.focus()
		return false		
	}

	comments = document.fbForm.txtComments
	if (comments.value == "" || !isNaN(comments.value))
	{
		alert("Please add your comments");
		comments.focus()
		return false		
	}	
	if (document.fbForm.uword.value=="" )
	{
	alert('Enter the code as it is shown');
	document.fbForm.uword.focus();
	return false;
	}
	return jcap();
	
	
}

// Appointments form validation
function Appointment()
{
if (document.frmAppointment.txtFirstName.value=="" || !isNaN(document.frmAppointment.txtFirstName.value))
	{
	alert('Enter FirstName');
	document.frmAppointment.txtFirstName.focus();
	return false;
	}
if (document.frmAppointment.txtSurname.value=="" || !isNaN(document.frmAppointment.txtSurname.value))
	{
	alert('Enter Surname');
	document.frmAppointment.txtSurname.focus();
	return false;
	}
if (document.frmAppointment.txtHomePhoneNumber.value=="" )
	{
	alert('Enter Home Phone No.');
	document.frmAppointment.txtHomePhoneNumber.focus();
	return false;
	}
	
	
if (document.frmAppointment.txtEmailAddress.value=="")
	{
	alert('Enter Email Address');
	document.frmAppointment.txtEmailAddress.focus();
	return false;
	}
	else if (document.frmAppointment.txtEmailAddress.value.indexOf("@")==-1 || document.frmAppointment.txtEmailAddress.value.indexOf(".")==-1){
		alert("Invalid E-mail ID")
		document.frmAppointment.txtEmailAddress.focus()	   
		return false
	}	
	
	if (document.frmAppointment.uword.value=="" )
	{
	alert('Enter the code as it is shown');
	document.frmAppointment.uword.focus();
	return false;
	}
	return jcap();
}

//Random Images

                function getCookie(c_name)
                {
                if (document.cookie.length>0)
                  {
                  c_start=document.cookie.indexOf(c_name + "=")
                  if (c_start!=-1)
                    {
                    c_start=c_start + c_name.length+1
                    c_end=document.cookie.indexOf(";",c_start)
                    if (c_end==-1) c_end=document.cookie.length
                    return unescape(document.cookie.substring(c_start,c_end))
                    }
                  }
                return null
                }

                function randImagesCookie()
                {
                        if(getCookie('name')==null || getCookie('name')=="NaN")
                        {
                                document.cookie="name"+"="+1;
                        }
                        var cimgnum=getCookie('name');
                        if(cimgnum >= 4) {
                                var simgnum=1;
                        } else {
                                var simgnum=parseInt(cimgnum)+1;
                        }
						
						for(i=1; i<=4; i++)
						{
						
	                        var imagename = "cori_header_"+simgnum+"_"+i
	                        document.cookie="name"+"="+simgnum;

							var tmp = eval("document.getElementById('index"+i+"')")
    	                    var picPath="images/"+imagename+".jpg";
	                        tmp.style.backgroundImage="url('"+picPath+"')";
						}
                }


// BMI Calculator
function converttometers(ht)
{
    return (ht/100);
}
function calculatebmi(ht,wt)
{
return (wt/Math.pow(ht,2));
}
function btnCalcbmi()
{
if (document.frmbmi.txtheight.value != '')
{
	var ht=converttometers(document.frmbmi.txtheight.value);
	var wt=document.frmbmi.txtweight.value;
	var bmi=Math.round(calculatebmi(ht,wt));
	document.frmbmi.txtbmi.value=parseInt(bmi);
	
	if (parseInt(bmi) <19) 
document.frmbmi.comment.value = "Underweight";
if (parseInt(bmi) >=19 && parseInt(bmi) <=25) 
document.frmbmi.comment.value = "Desirable";
if (parseInt(bmi) >=26 && parseInt(bmi) <=29) 
document.frmbmi.comment.value = "Prone to health risks";
if (parseInt(bmi) >=30 && parseInt(bmi) <=40) 
document.frmbmi.comment.value = "Obese";
if (parseInt(bmi) >40) 
document.frmbmi.comment.value = "Extremely obese";
	
}
else 
{
	alert("Please enter your weight and height");
	return false;
}
}


// Contact Us form validation
function Contactus() {
	
	firstName = document.cuForm.txtName
	if (firstName.value == "" || !isNaN(firstName.value))
	{
		alert("Please enter your first name");
		firstName.focus()
		return false		
	}

	mailid = document.cuForm.txtEmail
	if (mailid.value == '')
	{
		alert("Please enter E-mail Id");
		mailid.focus()
		return false
	}
	else if (mailid.value.indexOf("@")==-1 || mailid.value.indexOf(".")==-1){
		alert("Invalid E-mail ID")
		mailid.focus()	   
		return false
	}

	comments = document.cuForm.txtMessage
	if (comments.value == "" || !isNaN(comments.value))
	{
		alert("Please add your comments");
		comments.focus()
		return false		
	}	
	if (document.cuForm.uword.value=="" )
	{
	alert('Enter the code as it is shown');
	document.cuForm.uword.focus();
	return false;
	}
	return jcap();
	
	
}

/*Swap Images Script*/

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];}
}

/*Bookmark Script*/

function Bookmark()
{
	

title = "Medical College of Wisconsin - Orthopaedic  Surgery";
url = document.location;

	if (window.sidebar) 
		{ // Mozilla Firefox Bookmark
			window.sidebar.addPanel(title, url,"");
		} 
	else if( window.external )
		{ // IE Favorite
			window.external.AddFavorite( url, title); 
		}
	
	else if(window.opera && window.print)
		{ // Opera Hotlist
			var elem = document.createElement('a');
				elem.setAttribute('href',url);
				elem.setAttribute('title',title);
				elem.setAttribute('rel','sidebar');
				elem.click();
		}
}


/*AutoPrint*/

var gAutoPrint = true; // Tells whether to automatically call the print function

function printSpecial()
{
if (document.getElementById != null)
{
var html = '<HTML>\n<HEAD>\n';

if (document.getElementsByTagName != null)
{
var headTags = document.getElementsByTagName("head");
if (headTags.length > 0)
html += headTags[0].innerHTML;
}

html += '\n</HEAD>\n<BODY style=\"background:#ffffff;\">\n';
html += '\n<table cellpadding=\"0\" cellspacing=\"0\" border=\"0\" width=\"980\"><tr><td class=\"textMain\">\n';


var printReadyElem = document.getElementById("printReady");

if (printReadyElem != null)
{
html += printReadyElem.innerHTML;
}
else
{
alert("Could not find the printReady function");
return;
}
html += '\n</td></tr></table>\n';
html += '\n</BODY>\n</HTML>';

var printWin = window.open("","printSpecial");
printWin.document.open();
printWin.document.write(html);
printWin.document.close();
if (gAutoPrint)
printWin.print();
}
else
{
alert("The print ready feature is only available if you are using an browser. Please update your browser.");
}
}