function Validate_Form(frmContactUs)
 {
	if(frmContactUs.name.value=="")
	{
		alert('Please enter your name ');
		return false;
		}
	if ((frmContactUs.email.value==null)||(frmContactUs.email.value==""))
	{
		alert("Please Enter your Email ID");
		frmContactUs.email.focus();
		return false
	}
	if (echeck(frmContactUs.email.value)==false)
	{
		frmContactUs.email.value="";
		frmContactUs.email.focus();
		return false;
	}
	if ((frmContactUs.phone.value==null) || (frmContactUs.phone.value==""))
	{
		alert("Please enter the phone number");
		frmContactUs.phone.focus();
		return false
		}
	if (frmContactUs.phone.value.length<8)
	{
			alert("Your phone no should be minimum 8 numbers");
			frmContactUs.phone.focus();
			return false
	}

 }

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					
	}