// JavaScript Document
function urlJump( selectMenu ) {
	if( selectMenu.selectedIndex > 0 )
		window.location = selectMenu[selectMenu.selectedIndex].value;
}


function checkAccreditationDIV(){
	var items = document.getElementsByTagName("div");
	var i;
	for(i=0;i<items.length;i++){		
		if((items[i].className != null) && (items[i].className == "right_button")){
				accbttn_flag =  true;
			}
	}
}


/* onload function to call function */
function addLoadEvent(func){
	var oldonload = window.onload;
	 if(typeof window.onload != 'function'){
	 	window.onload = func;
	 } else {
	 	window.onload = function() {
			oldonload();
			func();
		}
	 }
}

/* reset form fields with default values */
function resetFields(whichform){
	for(var i=0;i<whichform.elements.length; i++){
		var element = whichform.elements[i];
			if(element.type == "submit") continue;
				if(!element.defaultValue) continue;
			element.onfucus = function(){
				if(this.value == this.defaultValue){
					this.value = "";
				}
			}
			element.onblur = function(){
				if(this.value == ""){
					this.value = this.defaultValue;
				}
			}
			
	}

}

/* check for empty form fields */
function isFilled(field){
	if(field.value.length < 1 || field.value == field.defaultValue){
		return false;
	} else {
		return true;
	}
}

/* check for basic valid email syntax */
function isEmail(field){
	if(field.value.indexOf("@") == -1 || field.value.indexOf(".") == -1){
		return false;
	} else {
		return true;
	}
}

/* get form object and loop through and validate form elements */
function validateForm(whichform){
	for(var i=0; i<whichform.elements.length; i++){
		var element = whichform.elements[i];
			if(element.className.indexOf("required") != -1){
				if(!isFilled(element)){
					displayName = element.name.replace(/_/," ");
				alert("Please fill in the " + displayName + " field.");
				return false;
				}
			}
		if((element.name.indexOf("email") != -1) || (element.name.indexOf("Email") != -1)){
			if(!isEmail(element)){
				displayName = element.name.replace(/_/," ");
				alert("The " + displayName + " field must be a valid email address.");
				return false;
			}
		}
	}
	
	return true;
}

/* get form object on submit */
function prepareForms(){
	for(var i=0;i<document.forms.length; i++){
		var thisform = document.forms[i];
		resetFields(thisform);
		thisform.onsubmit = function() { return validateForm(this); }
	}
}


/***********************************************
* IFrame SSI script- © Dynamic Drive DHTML code library (http://www.dynamicdrive.com)
* Visit DynamicDrive.com for hundreds of original DHTML scripts
* This notice must stay intact for legal use
* dynammically resize iframe
***********************************************/
function dyniframesize() {
	var dyniframe=new Array()
	for (i=0; i<iframeids.length; i++){
		if (document.getElementById){ //begin resizing iframe procedure
		dyniframe[dyniframe.length] = document.getElementById(iframeids[i]);
		if (dyniframe[i] && !window.opera){
			dyniframe[i].style.display="block";
			if (dyniframe[i].contentDocument && dyniframe[i].contentDocument.body.offsetHeight) //ns6 syntax
				dyniframe[i].height = dyniframe[i].contentDocument.body.offsetHeight+FFextraHeight; 
			else if (dyniframe[i].Document && dyniframe[i].Document.body.scrollHeight) //ie5+ syntax
				dyniframe[i].height = dyniframe[i].Document.body.scrollHeight;
			}
		}
			//reveal iframe for lower end browsers? (see var above):
			if ((document.all || document.getElementById) && iframehide=="no"){
			var tempobj=document.all? document.all[iframeids[i]] : document.getElementById(iframeids[i])
			tempobj.style.display="block";
		}
	}
}

//clear form field
function resetField(form,field){
	eval("document." + form + "." + field + ".value=\"\"");
}