function valid_required(field)
{
         if(field=="")          {
         return false;
         }
    return true;
}

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 valForm()
{
        if(!valid_required(document.myform.first_name.value))
        {
			alert("First Name is required field!")
			document.myform.first_name.focus();
			return false;
        }
		if(!valid_required(document.myform.last_name.value))
        {
			alert("Last Name is required field!")
			document.myform.last_name.focus();
			return false;
        }
		if(!echeck(document.myform.email.value))
		{
			document.myform.email.focus();
			return false;
			
		}
		if(!valid_required(document.myform.state.value))
        {
			alert("State is required field!")
			document.myform.state.focus();
			return false;
        }
				if(!valid_required(document.myform.phone.value))
        {
			alert("Phone is required field!")
			document.myform.phone.focus();
			return false;
        }	
		if(!valid_required(document.myform.estimated_current_value.value))
        {
			alert("Estimated Current Value is required field!")
			document.myform.estimated_current_value.focus();
			return false;
        }


    return true;
}

function valForm1()
{
		if(!valid_required(document.myform1.HFname.value))
        {
			alert("Homeowner First Name is required field!")
			document.myform1.HFname.focus();
			return false;
        }
		if(!valid_required(document.myform1.HLname.value))
        {
			alert("Homeowner Last Name is required field!")
			document.myform1.HLname.focus();
			return false;
        }
		if(!echeck(document.myform1.email.value))
		{
			document.myform1.email.focus();
			return false;
			
		}

    return true;
}


function valForm2()
{
		if(!valid_required(document.myform2.RFname.value))
        {
			alert("Homeowner First Name is required field!")
			document.myform2.RFname.focus();
			return false;
        }
		if(!valid_required(document.myform2.RLname.value))
        {
			alert("Homeowner Last Name is required field!")
			document.myform2.RLname.focus();
			return false;
        }
		if(!echeck(document.myform2.Remail.value))
		{
			document.myform2.Remail.focus();
			return false;
			
		}
		if(!echeck(document.myform2.Hemail.value))
		{
			document.myform2.Hemail.focus();
			return false;
			
		}

    return true;
}

function valForm3()
{
		if(!valid_required(document.myform3.fname.value))
        {
			alert("First Name is required field!")
			document.myform3.fname.focus();
			return false;
        }
		if(!valid_required(document.myform3.lname.value))
        {
			alert("Last Name is required field!")
			document.myform3.lname.focus();
			return false;
        }
		if(!echeck(document.myform3.email.value))
		{
			document.myform3.email.focus();
			return false;
			
		}

    return true;
}