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

function valms(myForm) {
			var f = myForm;
			var valu = f.FilePathms.value;			
			var ext = valu.substring(valu.length-4,valu.length);				
    			var msg = "";

    			if(ext != ".doc"){
          		msg += "Incorrect document type for MS Word File: " + ext;
          		alert(msg);
			return false;	
    			}            
                        return true;           
		}

function valwp(myForm) {
			var f = myForm;
			var valu = f.FilePathwp.value;			
			var ext = valu.substring(valu.length-4,valu.length);
                        var msg = "";

    			if(ext != ".wpd"){
          		msg += "Incorrect document type for WordPerfect File: " + ext;
          		alert(msg);
			return false;	
    			}  
			return true;                       
		}

function verify(f)
{
    var msg = "";
    var empty_fields = "";
    var errors = "";

    for(var i = 0; i < f.length; i++) {
        var e = f.elements[i];
        if (((e.type == "text") || (e.type == "textarea") || (e.type == "file") || (e.type == "password")) && !e.optional) {
            // first check if the field is empty
            if ((e.value == null) || (e.value == "") || isblank(e.value)) {
                if ((e.alt != null) && (e.alt != "")) {
					empty_fields += "\n " + e.alt;
                } else {
					empty_fields += "\n " + e.name;
				}
				continue;
            }
           
		    // Now check for fields that are supposed to be numeric.
            if ((e.numeric == true) || (e.min != null) || (e.max != null)) { 
				
				var v = parseFloat(e.value);
				var v2 = e.value.replace(/,/g,"");
				
				if ((isNaN(v)) || (isNaN(v2)) ||
                    ((e.min != null) && (v < e.min)) || 
                    ((e.max != null) && (v > e.max))) {
                    if (e.alt != null) {
						errors += "- The field " + e.alt + " must be a number";
                    } else {
						errors += "- The field " + e.name + " must be a number";
					}
					if (e.min != null) 
                        errors += " that is greater than " + e.min;
                    if (e.max != null && e.min != null) 
                        errors += " and less than " + e.max;
                    else if (e.max != null)
                        errors += " that is less than " + e.max;
                    errors += ".\n";
                }
            }
        
		} else if (((e.type == "text") || (e.type == "textarea") || (e.type == "file")) && e.optional) {
			if (isblank(e.value) == false) {
	        	if (e.numeric || (e.min != null) || (e.max != null)) { 
	                var v = parseFloat(e.value);
					var v2 = e.value.replace(/,/,"");

	                if (isNaN(v) || (isNaN(v2)) || 
	                    ((e.min != null) && (v < e.min)) || 
	                    ((e.max != null) && (v > e.max))) {
	                    if (e.alt != null) {
							errors += "- The field " + e.alt + " must be a number";
	                    } else {
							errors += "- The field " + e.name + " must be a number";
						}
						if (e.min != null) 
	                        errors += " that is greater than " + e.min;
	                    if (e.max != null && e.min != null) 
	                        errors += " and less than " + e.max;
	                    else if (e.max != null)
	                        errors += " that is less than " + e.max;
	                    errors += ".\n";
	                }
				}
			}
		}
	   
	   if (e.emailFormat && ((e.type == "text") || (e.type == "textarea"))) {
	   	 	if (isblank(e.value) == false) {
			   	var emailError = 0
				
			   	indAt = e.value.indexOf('@');
				indDot = e.value.lastIndexOf('.');
			
				if ( (indAt == -1) || (indDot == -1) || (indDot < indAt) || (indDot < (e.value.length - 5)) || ((indDot - indAt) <= 1) || (indAt == 0) ) {
					errors += "- The email address '" + e.value + "' appears to be in an invalid format.  Please confirm the email address.";
					errors += "\n";			
				}
			}
	   }

	   if (e.dateFormat && ((e.type == "text") || (e.type == "textarea"))) {
	   	 	if (isblank(e.value) == false) {
			   	var maxDays = 31;
				
				theMonth = e.value.substring(0,2);
				if (theMonth.charAt(0) == '0') {
					theMonth = theMonth.charAt(1);
				}
				
				theDay = e.value.substring(3,5);
				if (theDay.charAt(0) == '0') {
					theDay = theDay.charAt(1);
				}
				
				theYear = e.value.substring(6,10);
		
				if (theMonth == 2)	{
					if ((theYear % 4) == 0) {
						maxDays = 29
					} else {
						maxDays = 28;
					}
				} else if ((theMonth == 4) || (theMonth == 6) || (theMonth == 9) || (theMonth == 11)) {
					maxDays = 30;
				}
				//alert("validating: " + theMonth + theDay + theYear);
				
				if ( (e.value.length != 10) || ((theMonth < 1) && (theMonth > 12)) || ((theDay < 1) && (theDay > maxDays)) || ((theYear < 1900) && (theYear > 9999)) ) {
					errors += "- The date '" + e.value + "' appears to be in an invalid format.  Please re-enter the date as mm/dd/yyyy.";
					errors += "\n";			
				}
			}
	   }

    }

    if (!empty_fields && !errors) return true;

    if (empty_fields) {
        msg = "Please enter a value for:" 
                + empty_fields + "\n";
        if (errors) msg += "\n";
    }
    msg += errors;
    alert(msg);
    return false;
}