var isIEPOS = false;


if(navigator.userAgent.indexOf("MSIE") > -1){
	isIEPOS = true;
}

/**
* setFormAction
*
* Overcome IE's incorrect handling of submit form images
* and force the action to a hidden field
*/
function setFormAction(action){
    var frm = getFormReference();
    frm["ieAction"].value = action;
}


/**
* getFormReference
*
* Return a pointer to the main form.
* Centralizes discovery of the form element so
* multiple forms may be used
*/
function getFormReference(){
    return document.forms['aspnetForm'];
}


/**
* getFormControl
*
* Obtain a reference to the given control, resolving
* naming issues
*/
function getServerControlByID(ctlID){
    var idBase = 'ctl00_ContentPlaceHolder1';
    var fullID = idBase + "_" + ctlID;
   
    return document.getElementById(fullID);
}



/**
* validateControlHasValue
*
* Insures the control has a valid value
*/
function validateControlHasValue(ctl){
    if(ctl){
        if(ctl.value){
            if(ctl.value.length > 0){
                return true;
            }
        }
        else{
            return true;
        }
        /*
        else if(ctl.length){
            alert(ctl.length);
            for(i=0; i<ctl.length;i++)
            {
                alert(ctl.item(i).checked);
            }
        }
        */
     }
     return false;
}
/**
* getFormControl
*
* Obtain a reference to the given control, resolving
* naming issues
*/
function getFormControl(ctlName){
    var frm = getFormReference();
    var ctlNameBase = 'ctl00$ContentPlaceHolder1';
    var fullName = ctlNameBase + "$" + ctlName;
    
    var elem = frm.elements[fullName];
    if(elem == null){
        elem = document.getElementById(fullName.replace('$', '_'));
    }
   
    return elem;
}

/**
* attachScriptEvent
*
* Attach event in browser-safe manner
*/
function attachScriptEvent(element, eventName, methodPointer){
	if(!element) return;
	if(element.addEventListener){
		element.addEventListener(eventName,methodPointer,false);
	}
	else{ //MSIE
		element.attachEvent('on' + eventName,methodPointer);
	}
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}