function validateEmail(email){
                                var ret=true;
                                var arr = new Array('.com','.net','.org','.biz','.coop','.info','.museum','.name','.pro'
                        	,'.edu','.gov','.int','.mil','.ac','.ad','.ae','.af','.ag','.ai','.al',
                                '.am','.an','.ao','.aq','.ar','.as','.at','.au','.aw','.az','.ba','.bb',
                                '.bd','.be','.bf','.bg','.bh','.bi','.bj','.bm','.bn','.bo','.br','.bs',
                                '.bt','.bv','.bw','.by','.bz','.ca','.cc','.cd','.cf','.cg','.ch','.ci',
                                '.ck','.cl','.cm','.cn','.co','.cr','.cu','.cv','.cx','.cy','.cz','.de',
                                '.dj','.dk','.dm','.do','.dz','.ec','.ee','.eg','.eh','.er','.es','.et',
                                '.fi','.fj','.fk','.fm','.fo','.fr','.ga','.gd','.ge','.gf','.gg','.gh',
                                '.gi','.gl','.gm','.gn','.gp','.gq','.gr','.gs','.gt','.gu','.gv','.gy',
                                '.hk','.hm','.hn','.hr','.ht','.hu','.id','.ie','.il','.im','.in','.io',
                                '.iq','.ir','.is','.it','.je','.jm','.jo','.jp','.ke','.kg','.kh','.ki',
                                '.km','.kn','.kp','.kr','.kw','.ky','.kz','.la','.lb','.lc','.li','.lk',
                                '.lr','.ls','.lt','.lu','.lv','.ly','.ma','.mc','.md','.mg','.mh','.mk',
                                '.ml','.mm','.mn','.mo','.mp','.mq','.mr','.ms','.mt','.mu','.mv','.mw',
                                '.mx','.my','.mz','.na','.nc','.ne','.nf','.ng','.ni','.nl','.no','.np',
                                '.nr','.nu','.nz','.om','.pa','.pe','.pf','.pg','.ph','.pk','.pl','.pm',
                                '.pn','.pr','.ps','.pt','.pw','.py','.qa','.re','.ro','.rw','.ru','.sa',
                                '.sb','.sc','.sd','.se','.sg','.sh','.si','.sj','.sk','.sl','.sm','.sn',
                                '.so','.sr','.st','.sv','.sy','.sz','.tc','.td','.tf','.tg','.th','.tj',
                                '.tk','.tm','.tn','.to','.tp','.tr','.tt','.tv','.tw','.tz','.ua','.ug',
                                '.uk','.um','.us','.uy','.uz','.va','.vc','.ve','.vg','.vi','.vn','.vu',
                                '.ws','.wf','.ye','.yt','.yu','.za','.zm','.zw');
                                var dot = email.lastIndexOf(".");
                                var ext = email.substring(dot,email.length);
                                var at = email.indexOf("@");
                                var val=true;
                        if(dot > 5 && at >1){
                                for(var i=0; i<arr.length; i++)
                                {
                                    if(ext == arr[i])
                                    {       val = true;
                                            break;
                                    }
                                    else
                                    {
                                        val = false;
                                    }
                                }
                                if(val == false)
                                {
                                    return false;
                                }
                        }
                        else{
                            return false;
                        }
			return true;
}