function in_array(string, array){
	var len = array.length;
	for (i = 0; i < len; i++){
		if(array[i] == string){
			return true;
		}
	}
	return false;
}

function grayOutBackground(vis) {
	var opacity = 70;
	var opaque = (opacity / 100);
	var bgcolor = '#000000';
	var dark = document.getElementById('darkenScreenObject');
	if (!dark) {

		var left = $(window).width() / 2 + $(window).scrollLeft() - $('#inactive-box-body').css('width').replace('px', '') / 2;
		$('#inactive-box').css('left', left + 'px');
		var top = $(window).height() / 2 + $(window).scrollTop() - 75;
		$('#inactive-box').css('top', top + 'px');
		
		dark = document.getElementById('darkenScreenObject');  // Get the object.		
	} else {
		var left = $(window).width() / 2 + $(window).scrollLeft() - $('#inactive-box-body').css('width').replace('px', '') / 2;
		$('#inactive-box').css('left', left + 'px');
		var top = $(window).height() / 2 + $(window).scrollTop() - 75;
		$('#inactive-box').css('top', top + 'px');
	}
	if (vis) {
		// Calculate the page width and height
		 if( document.body && ( document.body.scrollWidth || document.body.scrollHeight ) ) {
			var pageWidth = document.body.scrollWidth+'px';
			var pageHeight = document.body.scrollHeight+'px';
		} else if( document.body.offsetWidth ) {
			var pageWidth = document.body.offsetWidth+'px';
			var pageHeight = document.body.offsetHeight+'px';
		} else {
			var pageWidth='100%';
			var pageHeight='100%';
		}
		//set the shader to cover the entire page and make it visible.
		if(jQuery.support.opacity){
			dark.style.opacity = opaque;
			dark.style.MozOpacity = opaque;
		} else {
			dark.style.filter = 'alpha(opacity=' + opacity + ')';
		}
		dark.style.backgroundColor = bgcolor;
		dark.style.width = pageWidth;
		dark.style.height = pageHeight;
		dark.style.display ='block';
	} else {
		dark.style.display='none';
	}
}

function evaluateShowSection(object, desiredValue, section, inverse){
	if(inverse == null){
		inverse = false;
	}
	var handle = document.getElementById(section);
	var retVal = false;

	if(object.type == 'checkbox'){
		if((desiredValue == 'Y' && object.checked) || (desiredValue != 'Y' && !object.checked)){
			//handle.style.display = '';
			//can'g use fadeIn or fadeOut cuz it doesn't work right in IE8 running compatibility mode on some templates (mantis 1438)
			if(inverse){
				$(handle).hide();
			} else {
				$(handle).show();
			}
			retVal = true;
		} else {
			//handle.style.display = 'none';
			if(inverse){
				$(handle).show();
			} else {
				$(handle).hide();
			}
		}
		return retVal;
	}

	if(typeof(desiredValue) == 'string'){
		desiredValue = new Array(desiredValue);
	}
	//alert(getSelectedValue(document.jsform, object) + '|' + desiredValue);
	if(in_array(getSelectedValue(null, object), desiredValue)){
		if(objExists(handle)){
			//handle.style.display = '';
			if(inverse){
				$(handle).hide();
			} else {
				$(handle).show();
			}
			retVal = true;
		}
	} else {
		if(objExists(handle)){
			//handle.style.display = 'none';
			if(inverse){
				$(handle).show();
			} else {
				$(handle).hide();
			}
		}
	}
	return retVal;
}

function confirmMsg(msg) {
    if(!confirm(msg)) {
		return false;
    }

    return true;
}

function goThere(url){
	window.location.href = url;
}

function objExists(objToTest) {
	if (null == objToTest) {
		return false;
	}

	if ("undefined" == typeof(objToTest) ) {
		return false;
	}

	return true;
}

function getElementByName(which, name){
	var length = name.length;

	for(i=0;i<which.length;i++) {
		var tempobj=which.elements[i];

		if(tempobj.name.substring(0,length)==name) {
			return tempobj;
		}
	}
}

function getSelectValueByName(which, name){
	var length = name.length;

	for(i=0;i<which.length;i++) {
		var tempobj=which.elements[i];

		if(tempobj.name.substring(0,length)==name) {
			return getSelectedValue(which, tempobj);
		}
	}
}

function getSelectedValue(frm, obj){
	//does the object exist
	if(objExists(obj)){
		//does the object have any sub-entities		
		if(objExists(obj[0])){
			//if it does, is it a radio select?
			if(obj[0].type && obj[0].type == 'radio'){
				for(i=0; i<obj.length; i++){
					if(obj[i].checked){
						return obj[i].value;
					}
				}
			} else if(obj.type == 'select-one'){
				return obj[obj.selectedIndex].value;
			} else {

				alert(obj.type);
			}
		} else {
			//the object doesn't have any sub entites, so just return its value
			return obj.value;
		}
	}
}

function applyDisplay(element, value){
    if(document.getElementById(element)){
        document.getElementById(element).style.display = value;
    }
}

function checkEmail(email) {
    var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   
    if(reg.test(email) == false) {
      	return false;
    }
    
    return true;
				
}

function numericSort(a, b){
	return a-b;
}


function ksort(array, numeric){
	if(numeric == null){
		numeric = true;
	}
	var keys = new Array();
	for(k in array){
		keys.push(k);
	}
	if(numeric){
		keys.sort(numericSort);
	} else {
		keys.sort();
	}
	array2 = new Array();
	for(var i = 0; i < keys.length; i++){
		if(!objExists(array2[keys[i]])){
			array2[keys[i]] = new Array();
		}
		array2[keys[i]] = array[keys[i]];
	}
	return array2;
}

/* Used for the all|none checkboxes with the batch delete functionality. */
function selectEntities(docHandle, type){
    var control = docHandle.elements.length;

    for (var i=0; i<control; i++) {
        var element = docHandle.elements[i];

        if ("entityCheckbox[]" == element.name.substring(0, 16)) {
            element.checked = ("all" == type);
        }
    }
}

function strPad(input, length, padString){
	while(input.length < length){
		input = padString + input;
	}
}

function convertToFloat(sText){
    var validChars = "0123456789.,-";
    var character = '';
    var number ='';


    for (i = 0; i < sText.length; i++){
        character = sText.charAt(i);
        if (validChars.indexOf(character) == -1){

        } else {
            number += character;
        }
    }

    return number;
}