function isEmail(string) {
    if (string.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) != -1){
        return true;
    }else{
        return false;
	}
}
 function validate(){
  if (document.frm.Email.value==""){
  	alert('Please write your email address');
	document.frm.Email.focus();
	return false;
  } else if (isEmail(document.frm.Email.value)==false){
  	alert('Your email address is not valid, please write a valid email address.');
	document.frm.Email.focus();
	return false;  
  } else if(document.frm.waist1.value==""){
     alert("Please enter waist measurements");
	 document.frm.waist1.focus();
	 return false;
   }else if(document.frm.waist2.value==""){
     alert("Please enter Where you placed measurement tape");
	 document.frm.waist2.focus();
	 return false;
   }else if(document.frm.seat.value==""){
     alert("Please enter Seat measurements");
	 document.frm.seat.focus();
	 return false;
   }else if(document.frm.thigh.value==""){
     alert("Please enter Thigh measurements");
	 document.frm.thigh.focus();
	 return false;
   }else if(document.frm.outseam.value==""){
     alert("Please enter out seam measurements");
	 document.frm.outseam.focus();
	 return false;
   }else if(document.frm.inseam.value==""){
     alert("Please enter inseam measurements");
	 document.frm.inseam.focus();
	 return false;
   }else if(frm.SeatOpt[0].checked==false && document.frm.SeatOpt[1].checked==false && document.frm.SeatOpt[2].checked==false){
	     alert('Please select Seat of Pants Fit.');
		 document.frm.SeatOpt[0].focus();
		 return false;
	}else if(frm.Front[0].checked==false && document.frm.Front[1].checked==false){
	     alert('Please select Front Rise Fits.');
		 document.frm.Front[0].focus();
		 return false;
	}else if(frm.Back[0].checked==false && document.frm.Back[1].checked==false && document.frm.Back[2].checked==false){
	     alert('Please select Back Rise Fits.');
		 document.frm.Back[0].focus();
		 return false;
	}
 }