jsr.JsonScriptRequest = function(fullUrl) {
    this.fullUrl = fullUrl; 
    this.head = document.getElementsByTagName("head").item(0);
    this.siteId = '?siteid=' + wep.siteId
    this.buttonId = '&btnid=' + wep.buttonId
    this.catId = '&catid=' + wep.catId
    this.subcatId = '&subid=' + wep.subCatId
}

jsr.JsonScriptRequest.prototype.buildScriptTag = function () {
    this.scriptObj = document.createElement("script");
    this.scriptObj.setAttribute("type", "text/javascript");
    this.scriptObj.setAttribute("src", this.fullUrl + this.siteId + this.buttonId + this.catId + this.subcatId);
}

jsr.JsonScriptRequest.prototype.removeScriptTag = function () {
    this.head.removeChild(this.scriptObj);  
}

jsr.JsonScriptRequest.prototype.addScriptTag = function () {
    this.head.appendChild(this.scriptObj);
}