function checkForm() {
                var f = document.forms[0];
                var missing = new Array();
                var error_msg = "";

                for (var i = 0; i < f.length; i++) 
                {
                        if (!f[i].value)
                        {
                                if (f[i].name == "est_main_name") {
                                        missing.push("- Home Owner's Name");
                                } else if (f[i].name == "est_email") {
                                        missing.push("- Email Address");
                                } 
								else if (f[i].name == "est_phone_h1") 
                                {
                                         missing.push("- Home Phone Area Code");
                                }
                                else if (f[i].name == "est_phone_h2") 
                                {
                                         missing.push("- Home Phone Prefix");
                                }
                                else if (f[i].name == "est_phone_h3") 
                                {
                                         missing.push("- Home Phone Suffix");
                                }
                        }
                }


                if (missing.length > 0 || error_msg != "") {
                        if (missing.length > 0) {
                                error_msg = error_msg + "The following fields cannot be blank:";
                                for (var j = 0; j < missing.length; j++) {
                                        error_msg = error_msg + "\n" + missing[j];
                                }
                        }
                        alert (error_msg);
                        return false;
                }
        return true;
        }

        function validEmail(eAddr) {
                if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(eAddr)){
                        return (true)
                }
                
                alert("Invalid E-mail Address! Please re-enter.")
                return (false)
        }
		
		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_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- Email Field must contain an e-mail address.\n' /* replace email field with this in future +nm+ */;
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  } if (errors) alert('The following error(s) occurred:\n'+errors);
  document.MM_returnValue = (errors == '');
}