// JavaScript Document
/* For Email ValidaTion
if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	for Phone No Validation
	if (checkInternationalPhone(Contact.value)==false){
		alert("Please Enter a Valid Phone Number")
		Contact.value=""
		Contact.focus()
		return false
	}
	for date validation
	if (isDate(dt.value)==false){
		dt.focus()
		return false
	}
	for number only
	  <input type="text" name="textBox" id="textBox" onkeypress="return isNumberKey(event)" />*/
var digits = "0123456789";
var phoneNumberDelimiters = "()- ";
var validWorldPhoneChars = phoneNumberDelimiters + "+";
var minDigitsInIPhoneNumber = 10;

var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}
function test1(obj)
 {
    var re=/^[-+]?[0-9]+(\.[0-9]+)?$/;
    
    var str = alltrim(obj);
    if(!re.test1(obj))
    
   if(/^[-+]?[0-9]+(\.[0-9]+)?$/.test(str))
    {
    return false;
    }
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		alert("The date format should be : mm/dd/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		alert("Please enter a valid date")
		return false
	}
return true
}

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    return true;
}

function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function checkInternationalPhone(strPhone){
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}

function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
	}
	
	  function isNumberKey(evt)
      {
         var charCode = (evt.which) ? evt.which : event.keyCode
         if (charCode > 31 && (charCode < 48 || charCode > 57))
            return false;

         return true;
      }
      function validateId(Id,Message)
      {
          if ((Id.value==null)||(Id.value=="")){
		    alert(Message)
		    Id.focus()
		    return false
	       }
      }
      function validateIdByArray(formArry,Message)
      {
          for (i=0;i<=formArry.length-1;i++)
            {
                var typ=formArry[i].substring(0,3);
                if(typ=='txt')
                {
                    var elm=document.getElementById(formArry[i]);
                    if ((elm.value==null)||(elm.value==""))
                    {
                        alert(Message[i])
                        elm.focus()
                        return false
                    }
                }
                if(typ=='ddl')
                {
                    var elm=document.getElementById(formArry[i]);
                    if (elm.options[elm.selectedIndex].value=="")
                    {
                        alert(Message[i])
                        elm.focus()
                        return false
                    }
                }
            }
      }
      function show(img,file)
      {
        document.getElementById(img).src=document.getElementById(file).value
      }
//sandeep


function calper(max,mar,per)
      {
        var txtMaxmark=document.getElementById(max);
        var txtMarks=document.getElementById(mar);
        var txtPer=document.getElementById(per);
        if((txtMaxmark.value!="")&&(txtMarks.value!="")&&(!isNaN(txtMaxmark.value))&&(!isNaN(txtMarks.value)))
	    {	
		    if(parseInt(txtMaxmark.value) < parseInt(txtMarks.value))
		    {
			    alert("Marks Obtain Should be less than Maximum Marks")
			    txtMarks.value="";
			    txtMarks.focus();
			    return false;	
		    }
		    else
		    {
			    var p1=(txtMarks.value/txtMaxmark.value)*100;
			    txtPer.value=Math.round(p1*100)/100;
			    document.getElementById(per).readOnly = true;
			    return true;
		    }
	    }
       }



 function calper1(max,obtain,per)
      {
        var txtMaxmark=document.getElementById(max);
        var txtObtain=document.getElementById(obtain);
        var txtPercent=document.getElementById(per);
//        if((txtMaxmark.value!="")&&(txtObtain.value!="")&&(!isNaN(txtMaxmark.value))&&(!isNaN(txtObtain.value)))
            if((txtMaxmark.value=="" || txtMaxmark.value==null)&&(txtObtain.value=="" || txtObtain.value==null))
            {
                txtPercent.value = "";
			    document.getElementById(per).readOnly = true;
			    return true;
            }
//	    {	
		    else if(parseInt(txtMaxmark.value) < parseInt(txtObtain.value))
		    {
			    alert("Marks Obtain Should be less than Maximum Marks")
			    txtObtain.value="";
			    txtObtain.focus();
			    return false;	
		    }
		    else
		    {
			    var p1=(txtObtain.value/txtMaxmark.value)*100;
			    txtPercent.value = Math.round(p1*100)/100;
			    document.getElementById(per).readOnly = true;
			    //txtPercent.disabled=true;
			    return true;
		    }
//	    }
       }



function calper3(max,obtain,per)
      {
        var txtMaxmark=document.getElementById(max);

        var txtObtain=document.getElementById(obtain);

        var txtPercent=document.getElementById(per);

        if((txtMaxmark.value!="")&&(txtObtain.value!="")&&(!isNaN(txtMaxmark.value))&&(!isNaN(txtObtain.value)))
	    {	
		    if(parseInt(txtMaxmark.value) < parseInt(txtObtain.value))
		    {
			    alert("Marks Obtain Should be less than Maximum Marks")
			    txtObtain.value="";
			    txtObtain.focus();
			    return false;	
		    }
		    else
		    {
              var p1=(txtObtain.value/txtMaxmark.value)*100;
			   txtPercent.value=Math.round(p1*100)/100;
			   document.getElementById(per).readOnly = true;
			   Maxtotal('txtTotalMark', 2)
			    return true;
		    }
	    }
       }
  

 function sumtotal(max,obtain,type)
        {
              //  alert('hello');
               var txtMaxmark=document.getElementById(max);
               var txtObtain=document.getElementById(obtain);
           if((txtMaxmark.value!="")&&(txtObtain.value!="")&&(!isNaN(txtMaxmark.value))&&(!isNaN(txtObtain.value)))
	         {	
		            if(parseInt(txtMaxmark.value) < parseInt(txtObtain.value))
		             {
    		        alert("Marks Obtain Should be less than Maximum Marks");
		           txtObtain.value="";
			        txtObtain.focus();
			        return false;	
		             }
		             
		     }
		             
		      else
            {
           if((txtMaxmark.value=="")&&(txtObtain.value!=""))
            {
              alert("Please enter Max marks of the subject");
		            txtObtain.value="";
			      txtObtain.focus();
			        return false;	
            
            }
        
        }
		      var  sum1=0;
              var  sum=0;
            
            var scripts = new Array();
            scripts[0]="txtMaxmark1";
            scripts[1]="txtMaxmark2";
            scripts[2]="txtMaxmark3";
            scripts[3]="txtMaxmark4";
            var scripts1 = new Array();
            scripts1[0]="txtObtain1";
            scripts1[1]="txtObtain2";
            scripts1[2]="txtObtain3";
            scripts1[3]="txtObtain4";
           
            var i;
            var a;
            var b;
            document.getElementById('txtTotalMax').readOnly = true;
           if(type==1)
           {
            for(i=0;i<4;i++)
            {
            a=document.getElementById(scripts[i]).value; 
            if(a !="")
            {
            sum=parseInt(sum) + parseInt(a);
            }
             }
             document.getElementById('txtTotalMax').value=sum;
             }
           if(type==2)
           {
            for(i=0;i<4;i++)
            {
            b=document.getElementById(scripts1[i]).value; 
            if(b !="")
            {
            sum1=parseInt(sum1) + parseInt(b);
              }
            }
             document.getElementById('txtTotalMark').value=sum1;
            }
              
              document.getElementById('txtTotalMax').readOnly = true;           
                //return true;
		   // }
       // }
        
//        else
//        {
//           if((txtMaxmark.value=="")&&(txtObtain.value!=""))
//            {
//              alert("Please enter Max marks of the subject");
//		            txtObtain.value="";
//			      txtObtain.focus();
//			        return false;	
//            
//            }
//        
//        }
      }