MySQL error: Unknown column 'this.src' in 'where clause'
Query: SELECT `id`, `alt_url`, 'categories' as `table` FROM `ap_categories` WHERE `alt_url`='highslide/highslide/'+this.src+'' OR `alt_url`='highslide/highslide/'+this.src+'' UNION SELECT `id`, `alt_url`, 'products' as `table` FROM `ap_products` WHERE `alt_url`='highslide/highslide/'+this.src+'' OR `alt_url`='highslide/highslide/'+this.src+'' UNION SELECT `id`, `alt_url`, 'articles' as `table` FROM `ap_articles` WHERE `alt_url`='highslide/highslide/'+this.src+'' OR `alt_url`='highslide/highslide/'+this.src+'' UNION SELECT `id`, `alt_url`, 'news' as `table` FROM `ap_news` WHERE `alt_url`='highslide/highslide/'+this.src+'' OR `alt_url`='highslide/highslide/'+this.src+''
/highslide/highslide/'+this.src+'