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_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_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];}
}


//Added by Ravi 28Jan2009
function OnPressingEnter(event)
{
	if(event.keyCode==13)
	{
	  //alert("On pressing enter Hi Ravi");
	  CallEMI();
	}
}



function CallEMI()
{
	//alert('enters here before first line');
	var EMI;
	var LoanAmount=document.getElementById("txtamount").value;
	//alert('comes here before get element loan');
		if(document.getElementById ("txtamount").value=='' || document.getElementById ("txtamount").value < 1)
       		{
         		alert('Please Enter the valid Amount.');
		      document.getElementById("txtamount").focus(); 
         		document.getElementById("txtamount").value=""; 
           	 	return false;
        	}
		
		
			var Year=document.getElementById("txtYear").value;
				if(document.getElementById ("txtYear").value=='' ) 
       				{
        			 	alert('Please Enter the Valid Year.');
         				document.getElementById("txtYear").focus();
					document.getElementById("txtYear").value="";  
            			return false;
        			} 
				 if(document.getElementById ("txtYear").value < 1 || document.getElementById ("txtYear").value >15)
        			{
         				alert('Terms of Loan should be between 1 to 15 years');
         				document.getElementById("txtYear").focus(); 
				      document.getElementById("txtYear").value=""; 
            			return false;
        			}	
		
   			 var Rate=document.getElementById("txtRate").value;
				if(document.getElementById ("txtRate").value=='')
       				{
         				alert('Please Enter the Rate of interest.');
         				document.getElementById("txtRate").focus(); 
					document.getElementById("txtRate").value=""; 
            			return false;
        			}
	//Correction by Ravi
    var twelve="12";
	NoofMonths = parseFloat(Year * twelve);
	var hundred="100";
	hundred = parseFloat(hundred);
	var constant = parseFloat(twelve*100);
	var rateInYearPercent = parseFloat(parseFloat(Rate)/parseFloat(constant));
	var one="1";
	one=parseFloat(one);

	var ratePlusOne = parseFloat(one + rateInYearPercent);
	var ratePlusOnePowerN = parseFloat(Math.pow(parseFloat(ratePlusOne),NoofMonths));
	var upperPart=parseFloat(LoanAmount) * parseFloat(rateInYearPercent) * parseFloat(ratePlusOnePowerN);
	var lowerPart=parseFloat(ratePlusOnePowerN - one);
	var EMI=parseFloat(parseFloat(upperPart) / parseFloat(lowerPart));
	EMI=Math.round(EMI,2);
	alert("EMI= Rs. "+ EMI);
	
	//alert("At end of EMI function");
	document.getElementById("fromLoanCalc").submit();
	

}

function isInteger(val,obj){
	
	if (isBlank(val)){return false;}
	var count=0;
	for(var i=0;i<val.length;i++){
		if(!isDigit(val.charAt(i)))
		{
		var digit=val.charAt(i);
		if(digit=='.')
		{
			count=count+1;
			if(count > 1)
			{
				alert(val+ "is not a valid number.");
				document.getElementById(obj).value="";
                        return false; 

			}
		}
		
         else
		{
		alert("Please Enter Numbers Only");
		document.getElementById(obj).value="";
		return false;
		}
		
	
		}
		}
	return true;
	}

	function isBlank(val){
	if(val==null){return true;}
	for(var i=0;i<val.length;i++) {
		if ((val.charAt(i)!=' ')&&(val.charAt(i)!="\t")&&(val.charAt(i)!="\n")&&(val.charAt(i)!="\r")){return false;}
		}
	return true;
	}


	function isDigit(num) {
	if (num.length>1){return false;}
	var string="1234567890";
	if (string.indexOf(num)!=-1){return true;}
	return false;
}

document.onkeypress=function(){

	if (event.keyCode == 13) {
		//alert("document on key press function");
		CallEMI();
	}

}

function MM_popupMsg(msg) { //v1.0
  alert(msg);
}