/**
 *	Skandiabanken.se: Base functionality
 *	@author johan weitner at mogul
 */

var DEFAULT_TEXT;		// Holder for default text in input text field
var CURR_FIELD;			// Holds reference to current input text field



/**
	Initialize page
*/
window.onload = function () {
    initFormFields(); // Initialize event handlers for INPUT text fields
    initCollapseTables(false); // Initialize event handlers for table collapsing. @param boolean radioBehavior

    //--------- Fixa supportmenyns position i IE5 och IE6 ----- //
    if (screen.width < 1000) {
        document.getElementById('lurker').style.display = 'none';
    }
    var browser = {
        browser_version: navigator.appVersion, IsIE: function() {
            if (this.browser_version.indexOf("MSIE 6.0") != -1 || this.browser_version.indexOf("MSIE 5.0") != -1)
                return true;
            else
                return false;
        }
    };
    var headInnerContainer = document.getElementById('headinnercontainer');
    var minWidth = 767;
    var maxWidth = 989;
    var frameWidth = 0;
    setSize = function () {
        if (self.innerWidth) {
            frameWidth = self.innerWidth;
        }
        else if (document.documentElement && document.documentElement.clientWidth) {
            frameWidth = document.documentElement.clientWidth;
        }
        else if (document.body) {
            frameWidth = document.body.clientWidth;
        }

        if (frameWidth < minWidth)
            headInnerContainer.style.width = minWidth + 'px';
        else if (frameWidth > maxWidth)
            headInnerContainer.style.width = maxWidth + 'px';
        else {
            headInnerContainer.style.width = "auto";
        }
    };
    if (browser.IsIE()) {
        setSize();
        window.onresize = function () { setSize(); };
    }

};



/**
	Initialize event handlers for input text fields
*/
function initFormFields() {
    var pt = document.getElementById("usercontrolpage");
    var caf = document.getElementById("customer-application-form");
    var pp = document.getElementById("presspage");
    if (pt == null && caf == null && pp == null) {
        var f = document.getElementsByTagName("INPUT");
        for (var i = 0; i < f.length; i++) {
            if (f[i].type == "text") {
                f[i].onfocus = function() {
                    if (!this.value) return;
                    DEFAULT_TEXT = this.value;
                    CURR_FIELD = this;
                    this.value = "";
                };
                f[i].onblur = function() {
                    if (this.value == "" && this == CURR_FIELD) {
                        this.value = DEFAULT_TEXT;
                        CURR_FIELD = null;
                    }
                };
            }
        }
    }
} 




/**
	Initialize event handlers for table collapsing
*/
function initCollapseTables(radioBehavior) {
    if (!jQuery("body.fullpricelist").length) return;
    jQuery("caption").each(function () {
        jQuery(this).click(function () {
            var pTable = jQuery(this).parent();
            if (pTable.hasClass("open")) {
                pTable.removeClass("open");
            }
            else {
                if (radioBehavior) hideTables();
                pTable.addClass("open");
            }
        });
    });
}


/**
	Toggle pricelist table visibility
*/
function toggleTable(obj, radioBehavior) {
	obj.blur();
	obj = obj.parentNode.parentNode;
	if(obj.className.indexOf("open") != -1) {
		removeCSSClass(obj, "open");
		//hideTables();
	}
	else {
		if(radioBehavior) hideTables();
	    addCSSClass(obj, "open");
	}
}

/**
	Hide all pricelist tables
*/
function hideTables() {
	var t = document.getElementsByTagName("TABLE");
	for(var i=0; i < t.length; i++) {
		removeCSSClass(t[i], "open");
	}
}




/**
	CSS class attribute utiliies
*/
function addCSSClass(obj,css) {
	if(obj.className.indexOf(css) != -1) return;
	if(obj.className == null || obj.className == "") obj.className = css;
	else obj.className += (" " + css);
}
function removeCSSClass(obj, css) {
	if(obj.className.indexOf(css) > 0) obj.className = obj.className.replace(" " + css, "");
	else obj.className = obj.className.replace(css, "");
}

/**
Handle backbutton for newspages
*/
function newsBackButton()
{
    var redirectUrl = '';
    if (typeof NewsPageSettings != 'undefined' && NewsPageSettings.length > 0)
    {
        redirectUrl = NewsPageSettings[0];
        if (document.referrer.indexOf(redirectUrl) > -1) history.back(1);
        else location.href = redirectUrl;
    }
    else history.back(1);
}

/**

jQuery implementation - SD 100723
Tabellhantering

*/

jQuery(document).ready(function () {
    var $subHead = $('table.standard tr th');
    if ($subHead != null) {

        $subHead.wrapInner('<a href="javascript:void(0);"></a>')
        .each(function() {
            if ($(this).hasClass('TableHeaderClosed')) {
                $(this).parent().siblings().hide();
            }
        });

        $('a', $subHead)
        .click(function() {
            if ($(this).parent().hasClass('TableHeaderClosed')) {
                $(this).parent().removeClass('TableHeaderClosed').addClass('TableHeader')
                  .parent().siblings().fadeIn('fast');
            } else {
                $(this).parent().removeClass('TableHeader').addClass('TableHeaderClosed')
                  .parent().siblings().fadeOut('fast');
            };
        });
    };
})