<!--
       var factor,wt,ht,htt="Cms",gender="male",wtt="Kg",bmi;

// Browser Detect

bName = navigator.appName; //detect for Netscape 3+ or IE 4+

bVer = parseInt(navigator.appVersion);

if ((bName == "Netscape" && bVer >= 3) ||

        (bName == "Microsoft Internet Explorer" && bVer >=4)) br = "n3";

else br = "n2";

// Create image objects, preload all active and inactive images.

if (br== "n3") {

// Active Spotlight Index
        img01on = new Image();
        img01on.src = "..images/home2.gif";
        img02on = new Image();
        img02on.src = "..images/online2.gif";
        img03on = new Image();
        img03on.src = "..images/centre2.gif";
        img04on = new Image();
        img04on.src = "..images/ref2.gif";
        img05on = new Image();
        img05on.src = "..images/altmed2.gif";

      
// Inactive Spotlight Index
        img01off = new Image();
        img01off.src = "..images/home1.gif";
        img02off = new Image();
        img02off.src = "..images/online1.gif";
        img03off = new Image();
        img03off.src = "..images/centre1.gif";
        img04off = new Image();
        img04off.src = "..images/ref1.gif";
        img05off = new Image();
        img05off.src = "..images/altmed1.gif";

}

function imgAct(imgName) {

        if (br == "n3") {
                document[imgName].src = eval(imgName + "on.src");
        }
}
function imgInact(imgName) {
        if (br == "n3") {
                document[imgName].src = eval(imgName + "off.src");
        }
}
function dateval() {

datevalue=document.fert.T1.value;
mon = parseInt(document.fert.T2.value);

        if (datevalue==""){
        alert("Enter the Date");
        document.fert.T1.value ="";
        document.fert.T1.focus();
        return false;
        }
        else if (datevalue<=0 || datevalue>32){
        alert("Enter the date between 1 and 31");
        document.fert.T1.value ="";
        document.fert.T1.focus();
        return false;
        }
        
        else if(mon==4 && datevalue>=31)        {
                alert("This Month has only 30 days");
                document.fert.T1.value ="";
                document.fert.T1.focus();
                return false;
                }
        else if(mon==6 && datevalue>=31)        {
                alert("This Month has only 30 days");
                document.fert.T1.value ="";
                document.fert.T1.focus();
                return false;
                }
        else if(mon==9 && datevalue>=31)        {
                alert("This Month has only 30 days");
                document.fert.T1.value ="";
                document.fert.T1.focus();
                return false;
                }
        else if(mon==11 && datevalue>=31)       {
                alert("This Month has only 30 days");
                document.fert.T1.value ="";
                document.fert.T1.focus();
                return false;
                }
        else{
        return true;
        }
}
function monthval() 
{
monthvalue = document.fert.T2.value;
                if(monthvalue =="") {
                alert("Enter The Month");
                document.fert.T2.focus();
                return false;
                }
                else if(monthvalue<=0 || monthvalue>12){
                alert("Enter The Month between 1 and 12");
                document.fert.T2.value ="";
                document.fert.T2.focus();
                return false;
                }
                else{
                return true;
                }       
 
}
function yearval() {
var cur;
cur = new Date();
curyear =cur.getYear();
curmonth = cur.getMonth()+1;
curday = cur.getDate();
curyear = (curyear%100)+2000;
givenyear = document.fert.T3.value;
givenmonth = document.fert.T2.value;
givenday = document.fert.T1.value;
         if(givenyear ==""){
        alert("Enter the year");
        document.fert.T3.value ="";
        document.fert.T3.focus();
        return false;
        }
        else if(((givenyear%4) ==0) && ((givenyear%400) ==0) && (givenmonth==2)&& (givenday>=30)){
                        alert("This Month has only 29 days");
                        document.fert.T1.value ="";
                        document.fert.T1.focus();
                        return false;
        }else if(((givenyear%4)!=0) && (givenmonth==2)&& (givenday>29)){
                        alert("This Month has only 28 days");
                        document.fert.T1.value ="";
                        document.fert.T1.focus();
                        return false;
        }        
        else {
        return true;
        }
}
function cycletime(){
cycle=document.fert.cyctime.value;
if(cycle ==""){
alert("Enter the Cycle Time");
document.fert.cyctime.value ="";
document.fert.fertdate.value="";
document.fert.cyctime.focus();
return false;
}else if(cycle<=15 || cycle>=60){
alert("It is physiologically abnormal to have this cycle.Please enter your correct cycle");
document.fert.cyctime.value ="";
document.fert.edd.value="";document.fert.edd1.value="";
document.fert.cyctime.focus();
return false;
}else{
return true;
}
}


function process()
{
if(!(dateval())){return false;}
if(!(monthval())){return false;}
if(!(yearval())){return false;}
if(isEmpty(document.fert.cyctime.value)){
alert("Please Enter A Valid Number");
document.fert.cyctime.focus();
return false;
}
if(!(isNumeric(document.fert.cyctime.value))){
alert("Please Enter A Valid Number");
document.fert.cyctime.value="";
document.fert.cyctime.focus();
return false;
}

if(!cycletime()){return false;}
var x1;
var x2;
var x3;
var k,z,B,cons,m,n,j;
var maxdate,mindate,eyear1,eyear2,emonth1,emonth2,minmonth,maxmonth,minyear,maxyear;
x1=document.fert.T1.value;
x2=document.fert.T2.value;
x3=document.fert.T3.value;
fertility(x1,x2,x3);
return true;
}
 // -->